Juan Garay - Miren Garay, Agr

$3.00

Ricardo Bulmez, Urania

$15.00

A. Abad - M. Chirinos, San Pablo

$7.00

R. Marquez Martin, Mcgraw Hill

$48.00

Hector Nestor Martinez, Ediciones Macchi

$11.30

Ada Ferrer Perez, Ediciones Astro Data

$8.00

Rafael Badell Madrid, Ucab

$14.62

Gaceta Nº 39.823, Njr

$2.30

Kimlen Chang de Negron, Vadell Hermanos

$6.00

Gaceta N. 37.625 - 37.627, la Piedra

$0.70

Walter Riso, Norma

$7.61

Gaceta Nº 40.359, Njr

$3.80

Gaceta Nº 39.876, Njr

$2.85

Gaceta Nº 5.071, Njr

$1.00

Magaly Perretti de Parad, Alvaro Nora

$7.72

Lasty Balseiro Almario, Trillas

$22.00

$6.00

James-otis Rodner S., Academia de Ciencias

$6.00

D. Cline - O. Ma -, Mcgraw Hill

$112.00

Glade B. Curtis-schuler, Planeta

$11.00

M. Caridad-c. de Pelekais, Cira de Pelekais

$6.09

Gaceta Nº 39.668, Njr

$2.00

Jesus Alirio Silva, Cobo

$5.00

Fidias G. Arias, Episteme

$8.04

Stephen M. R. Covey, Paidos

$19.95

Tintinalli, Mcgrawhill

$78.00

Gloria Wu, Lippincott

$64.10

Marco A. Romero Rivero, Vadell

$7.00

Ryan Holiday, Conecta

$24.00

Gaceta N. 6.667, Ml, C.a.

$6.00