L. Ronald Hubbard

$4.26

Maytte, Vergara

$8.09

Dale Carnegie, Sudamericana

$21.60

Dale Carnegie, San Pablo

$8.40

Ed Young, Unilit

$8.89

Glade B. Curtis-schuler, Planeta

$13.20

Maria de los Angeles R., Grupo Zeta

$11.20

Irrael Gomez

$30.00

Louise L. Hay, Books4pocket

$8.40

John Gray, Grijalbo

$8.16

Ryan Holyday, Conecta

$28.74

Camilo Cruz, Taller Del Exito

$8.40

Camilo Cruz, Taller Del Exito

$9.65

Stephen R. Covey, Paidos

$21.60

J. Lopera - M. Bernal, Intermedio

$10.80