Autor: William allen, 7 titluri

Napoleon Hill,James Allen,William Walker Atkinson,Dr Joseph Murphy,Earl Nightingale,Russell H. Conwell,Theron Q. Dumont,Robert Collier,Louis M. Grafe,Orison Swett Marden,Julia Seton,Elizabeth Towne,Ralph Waldo Trine

David Allen,Mike Williams,Mark Wallace

Randy L. Joyner,William A. Rouse,Allan A. Glatthorn