Jose Gregorio Bello P., Panapo

$7.20

Livian Navarro Caro, Panapo

$1.20

Luis Quintana, Mcgraw Hill

$24.00

Norman E. Gronlund, Trillas

$34.91

Antonio Luis Cardenas, Dasa

$4.80

Pablo Rios Cabrera, Cognitus

$9.13

H. Reichmann, Thomson

$42.00

Fe y Alegria, Estudios

$9.60

Carlos Marx, Literatura Narrativa

$10.20

Luis Quintana, Mcgraw Hill

$12.00

Antonio Perez Esclarin, San Pablo

$8.40

Victor Colina, Biosfera

$9.24

L. Sagols - J. Linares, Mcgraw Hill

$25.20

$10.44

$10.44