Hill, Napoleon / Marden, Orison Swett / Troward, Thomas / Murphy, Joseph / Haanel, Charles F. / Collier, Robert / Dumont, Theron Q. / Behrend, Genevieve / Towne, Elizabeth / Mulford, Prentice / Atkinson, William Walker / Holmes, Earnest / Wattles, Wallace D. / Allen, James / Trine, Ralph Waldo / Lapine, Warren (Hrsg.) |