H.A. Lewis

Wallace D. Wattles with William Walker Atkinson, P. T. Barnum, Benjamin Franklin, Orison Swett Marden, James Allen, Russell Conwell, Henry Harrison Brown, Thorstein Veblen, Émile Coué, Kahlil Gibran, Marcus Aurelius, Niccolò Machiavelli, B. F. Austin, Charles F. Haanel, Robert Collier, Elbert Hubbard, William Crosbie Hunter, H.A. Lewis, Florence Scovel Shinn, George Long, W.K. Marriott, Laozi

Dale Carnegie with Sun Tzu, James Allen, Orison Swett Marden, P.T. Barnum, Henry H. Brown, Kahlil Gibran, William Crosbie Hunter, Henry Thomas Hamblin, Douglas Fairbanks, Benjamin Franklin, Joseph Murphy, Russell H. Conwell, William Walker Atkinson, B.F. Austin, H.A. Lewis, L.W. Rogers, Samuel Smiles, Charles F. Haanel, Wallace D. Wattles, Marcus Aurelius, Ralph Waldo Emerson, Florence Scovel Shinn, Abner Bayley, Laozi

Wallace D. Wattles, Dale Carnegie, Marcus Aurelius, William Walker Atkinson, Samuel Smiles, Henry Thomas Hamblin, L.W. Rogers, James Allen, Henry H. Brown, Charles F. Haanel, Sun Tzu, Florence Scovel Shinn, Laozi, William Crosbie Hunter, Abner Bayley, Russell H. Conwell, Joseph Murphy, Ralph Waldo Emerson, H.A. Lewis, Kahlil Gibran, B.F. Austin, Douglas Fairbanks, P.T. Barnum, Orison Swett Marden, Benjamin Franklin

Napoleon Hill with Dale Carnegie, Joseph Murphy, William Crosbie Hunter, Benjamin Franklin, Florence Scovel Shinn, Wallace D. Wattles, James Allen, P.T. Barnum, Marcus Aurelius, Russell H. Conwell, William Atkinson, B.F. Austin, L.W. Rogers, Samuel Smiles, Orison Swett Marden, Abner Bayley, Ralph Waldo Emerson, Henry H. Brown, H.A. Lewis, Douglas Fairbanks, Charles F. Haanel, Khalil Gibran, Henry Thomas Hamblin, Laozi, Sun Tzu

H.A. Lewis

Earl Nightingale, Wallace D. Wattles, Marcus Aurelius, William Walker Atkinson, Émile Coué, James Allen, F.W. Sears, Miyamoto Musashi, Charles F. Haanel, Sun Tzu, Florence Scovel Shinn, Laozi, William Crosbie Hunter, Napoleon Hill, Russell H. Conwell, Joseph Murphy, George S. Clason, Elizabeth Towne, Elbert Hubbard, H.A. Lewis, Kahlil Gibran, Neville Goddard, Emmet Fox, Geneviève Behrend, Harvey Hardman, George Matthew Adams, Robert Collier, Niccolò Machiavelli, P.T. Barnum, Charles Fillmore, Orison Swett Marden, Benjamin Franklin

Robert Collier with Wallace D. Wattles, Joseph Murphy, Napoleon Hill, William Walker Atkinson, James Allen, Geneviève Behrend, Elizabeth Towne, Ralph Waldo Trine, Elbert Hubbard, Florence Scovel Shinn, Emmet Fox, Émile Coué, Charles F. Haanel, Orison Swett Marden, Russell H. Conwell, Marcus Aurelius, Niccolò Machiavelli, Earl Nightingale, Charles Fillmore, Miyamoto Musashi, Harvey Hardman, Kahlil Gibran, George Matthew Adams, William Crosbie Hunter, George S. Clason, P.T. Barnum, Benjamin Franklin, Neville Goddard, Sun Tzu, B.F. Austin, H.A. Lewis, Laozi

Abner Bayley with B.F. Austin, Charles F. Haanel, Dale Carnegie, Douglas Fairbanks, Florence Scovel Shinn, H.A. Lewis, Henry H. Brown, Henry Thomas Hamblin, James Allen, L.W. Rogers, Orison Swett Marden, P.T. Barnum, Ralph Waldo Emerson, Russell H. Conwell, Samuel Smiles, Sun Tzu, Various, Wallace D. Wattles, William Walker Atkinson, William Crosbie Hunter, Laozi

Napoleon Hill with Khalil Gibran, William Crosbie Hunter, Wallace D. Wattles, James Allen, Orison Swett Marden, Dale Carnegie, Florence Scovel Shinn, Benjamin Franklin, Abner Bayley, Ralph Waldo Emerson, Russell H. Conwell, William Atkinson, Benjamin Fish Austin, H.A. Lewis, Charles F. Haanel, P.T. Barnum, Marcus Aurelius, Laozi, Henry Thomas Hamblin, L.W. Rogers, Joseph Murphy, Henry H. Brown, Douglas Fairbanks, Sun Tzu, Samuel Smiles

Dale Carnegie with Benjamin Franklin, Charles F. Haanel, Florence Scovel Shinn, Wallace D. Wattles, James Allen, Kahlil Gibran, Orison Swett Marden, Abner Bayley, P.T. Barnum, Marcus Aurelius, Henry Thomas Hamblin, Joseph Murphy, William Crosbie Hunter, Ralph Waldo Emerson, Henry H. Brown, Russell H. Conwell, William Walker Atkinson, B.F. Austin, H.A. Lewis, L.W. Rogers, Douglas Fairbanks, Sun Tzu, Samuel Smiles, Laozi