Robin S. Sharma, Plaza Janes

$7.39

Stephen R. Covey, Paidos

$18.00

Renny Yagosesky, Jupiter Editores

$7.43

Dr. Kevin Leman, Unilit

$7.41

Andrew Matthews, Selector

$7.00

Dr. Camilo Cruz, Taller Del Exito

$6.74

Viktor E. Frankl, Paidos

$17.95

Robin Sharma, Grijalbo

$18.00

Ignacio Larrañaga, San Pablo

$5.00

Walter Riso, Planeta

$10.00

Louise L. Hay, Urano

$15.00

Tommy Tenney, Editorial Unilit

$7.41

Virginia Satir, Concepto

$6.00

Florence Littauer, Unilit

$8.96

Dr. Camilo Cruz, Taller Del Exito

$9.00