Norman E. Gronlund, Trillas

$34.91

$14.40

Prof. Ramon Grau, Ediciones Grau

$7.20

Antonio Perez Esclarin, San Pablo

$8.40

L. Sagols - J. Linares, Mcgraw Hill

$25.20

Antonio Perez Esclarin, San Pablo

$6.00

$1.51

$10.20

Luis Quintana, Mcgraw Hill

$12.00

Daniel Goleman, Building

$27.95

Luis Quintana, Mcgraw Hill

$24.00

Jose Gregorio Bello P., Panapo

$7.20

Fe y Alegria, Estudios

$9.60

A. Rubio Gil, Diaz de Santos

$33.60

H. Reichmann, Thomson

$42.00