M. Galera - M. I. Galera, Trillas

$6.00

$5.00

Felix Montero, Salesiana

$7.50

Clarencio Garcia, Salesiana

$15.60

N. Andrade - M. Lugo, Trillas

$22.04

Clara E. Martinez, Girasol Lite

$15.00

Ely Brett - W. Suarez, Discolar

$33.04

Sofia Smeke M., Noriega

$13.00

M. Del Valle -, Coliseo

$14.30

C. Linse - E. Schottman, Macmillan

$4.80

H. Zamora - R. Estrada, Cobo

$8.70

Sofia Smeke M., Noriega

$15.60

A. Di Parsia-w.hinds, Monfort

$6.00

R. Rivero - C. Contreras, Romor

$6.50

Everlingn Mijares, Saber

$12.00

Kasper - Braunwald y Otro, Mcgraw Hill

$154.35

Atilio Rojas, Libra

$13.89

Gaceta Nº 38.241, Njr

$2.00

Dario Linares Hernandez, Dl Editoriales - Edic. 24

$5.00

Maria Teresa Machado C., Coleccion Conocer

$5.80

James-otis Rodner S., Academia de Ciencias

$6.00

Enrique Urdaneta F., Academia de Ciencias

$7.00

Gaceta No. 37.665 04/4/03, la Piedra

$2.00

Gaceta Nº 40.440, la Piedra

$1.40

Ian Crofton, Ariel

$9.50

W. Bauer - G. Westfall, Mcgraw Hill

$82.00

S. Garcia - N. Heredia, Trillas

$21.00

Gaceta Nº 40.440, Njr

$1.40

F. Hillier - G. Lieberman, Mcgraw Hill

$42.00

Ross-westerfield-jaffe, Mcgraw Hill

$44.50