Wallace D. Wattles/ Alexander Mendoza (EDT)
(2)
Wallace D. Wattles/ Eliza Foss (NRT)
(2)
Dena A. Przybyla/ Wallace D. Wattles
(1)
Kerry C. O'hallaron/ Wallace D. Wattles
(1)
Napoleon Hill/ Benjamin Franklin (CON)/ James Allen (CON)/ Wallace D. Wattles (CON)/ Ernest Holmes (CON)
(1)
Napoleon Hill/ Joseph Murphy/ Wallace D. Wattles/ Robert Collier
(1)
Napoleon Hill/ Joseph Murphy/ Wallace D. Wattles/ Robert Collier/ Patricia G. Horan (EDT)
(1)
Napoleon Hill/ Wallace D. Wattles/ Sun Tzu/ Mitch Horowitz (INT)
(1)
Roberto Sanchez/ Wallace D. Wattles/ Dimas Orlando Rodriguez
(1)
Wallace D. Wattles/ Charles F. Haanel
(1)
Wallace D. Wattles/ Don Curtis/ J. J. Monte
(1)
Wallace D. Wattles/ Elizabeth Towne
(1)
Wallace D. Wattles/ Mitch Horowitz
(1)
Wallace D. Wattles/ Mitch Horowitz (INT)
(1)
Wallace D. Wattles/ Ruth L. Miller (EDT)
(1)
Wallace D. Wattles/ Ruth L. Miller Ph.D. (EDT)
(1)
Wallace D. Wattles/ Ruth L. S. Miller (EDT)
(1)