James Claer, Planeta

$29.95

Gaceta Nº 39.866, Njr

$2.00

Gaston A. Perez U., San Pablo

$5.00

A. Suverza - K. Haua, Mcgraw Hill

$35.00

Frank Mile, Livrosca

$10.00

Patrick W. Tank, Lippincott

$35.00

Miguel Arjona Torres, Diaz de Santos

$25.00

Gaceta Nº 38.351, la Piedra

$3.00

Ref Bot 2032, Vm Parts

$2.65

Bid, Alfaomega

$23.91

H. Czechowicz, Ediciones B

$9.25

Susan Stempleski, Thomson

$13.91

Ademar Noriega, Ediciones Mirbet

$5.41

C.j.savant Jr. - M. Roden, Pearson Educacion

$21.00

Brau R. Clemenza Montiel, Brau R. Clemenza Montiel

$12.00

Walter Riso, Planeta

$18.00

Gaceta Nº 34.831, la Piedra

$1.40

Alexandro Bonifaz, Mcgraw Hill

$50.00

Gonzalez Baron y Otros, Mcgraw Hill

$51.58

Gaceta 37.378, Rgrafica

$0.20

Tatiana B. de Maekelt, Ciencias Politicas

$6.50

D. Hames - N. Hooper, Mcgraw Hill

$35.00

J. Castro - M. Palacios, Mcgraw Hill

$30.00

Cira de Pira de Pelekais, Cira de Pelekais

$15.00

Gaceta N. 6.150, la Piedra

$3.00

M. Block - I. Marash, Fc Editorial

$37.00

$4.00

Maria A. Obando, Ula

$10.00

Claude A. Villee, Mcgraw Hill

$51.86

Gaceta No. 39.592, Njr

$2.00