Gaceta No. 39.893, Njr

$1.40

Jose Farid H, Farid

$6.96

Gaceta 5.453

$3.00

Victor Colina, Biosfera

$7.00

Gaceta Nº 39.603, Njr

$2.00

Michael S. Nussbaum, Lippincott

$140.00

Emilio Calvo Baca, Ediciones Libra

$17.70

Miriam Guana, Mcgraw Hill

$51.58

Juan Garay - Miren Garay, Agr

$8.00

Gaceta Nº 25.227, Njr

$1.80

F.j. Blanco - J.d. Cañete, Panamericana

$39.00

$5.00

Gaceta Nº, Ml

$1.40

Gaceta Nº 40.281, Njr

$1.40

Gaceta No. 5.507, Njr

$3.00

S. Nahmias, Mcgraw Hill

$89.00

Julia Cameron, Aguilar

$22.00

Alejandro J. Rodriguez M., Vadel Hermanos

$6.00

Rafael Diaz Blanco, Atacama

$7.00

Johnson Leenders Flynn, Mcgarw Hill

$40.22

Brc, Cyngular

$6.00

Homero Ramirez, Trillas

$17.00

Luis Eduardo Mendoza, Vadell

$1.00

Walter Riso, Planeta

$10.00

Isabel de Val-pardo, Diaz de Santos

$27.00

Gaceta Nº 5.392, Njr

$1.00

Gaceta Nº 40.359, Njr

$3.80

A. Abad - M. Chirinos, San Pablo

$7.00

M. Herrera - D. Pinkley, Longman

$5.00

Hector Nestor Martinez, Ediciones Macchi

$11.30