$6.00

David J. Schwartz, Taller Del Exito

$10.44

Walter Riso, Planeta

$12.00

V. Bote- Ma. Such -l. Esc, Mc Graw Hill

$39.80

Grupo Norma, el Nacional

$6.00

$8.40

Ref. 800m9, Corpobro

$3.60

Sary Levy - Carciente, Cyngular

$12.00

Nelson Bocaranda Sardi, Planeta

$12.00

L. Hay - C. Richardson, Urano

$7.20

Og Mandino, Diana

$12.00

Jaime Lopera, Intermedio

$8.40

Rafael Castarlenas, Panapo

$12.00

Paulo Coelho, Planeta

$10.80

Jorge Garcia Tamayo, Astro Data

$14.95