L. Ronald Hubbard

$4.26

Louise L. Hay, Urano

$14.40

H. Norman Wright, Unilit

$8.89

Maria de los Angeles R., Grupo Zeta

$11.20

Dale Carnegie, Paidos

$21.54

Walter Riso, Planeta

$12.00

Stephen M. R. Covey, Paidos

$23.94

Walter Riso, Norma

$9.13

Napoleon Hill, Debolsillo

$29.94

Adam J. Jackson, Sirio

$7.20

Joe Dispenza, Urano

$35.94

Robert T. Kiyosaki, Aguilar

$28.74

Ismael Cala, Aguilar

$29.94

Adam J. Jackson, Sirio

$8.40

Dale Carnegie, el Trebol

$10.80