Ana Perez, Montena

$28.95

Regezi - Sciubba, Mcgraw Hill

$60.00

Oskar Campo, Biosfera

$14.52

$6.96

R. Baldor - A. Ehrlich, Lippincott

$156.00

Juan Garay, Agr

$2.40

Julio Rodriguez B., Ciencias Politicas

$6.60

Marcos F. Barrera Morales, Sypal

$8.40

Gaceta Nº6.664, Ml

$12.00

Gaceta Nº 39.619, la Piedra

$2.76

A. Mclennan - A. Bates, Mcgraw Hill

$38.40

Eduardo Perez Torres, Mcgraw Hill

$103.20

Lind - Marchal - Wathen, Mcgraw Hill

$62.29

F. Ayres - E. Mendelson, Mcgraw Hill

$42.00

Gaceta Nº 38.351, Njr

$3.60

Norman E. Gronlund, Trillas

$34.91

Carlos A. Ledesma, Buyatti

$32.62

Hector R. Peñaranda Q., Cpluz

$12.00

Raul Ernesto Beltran, Trillas

$28.84

Deepak Chopra, Norma

$8.40

$5.40

J. Antequera - E. Arias, Diaz de Santos

$33.60

Roger S. Pressman, Mcgraw Hill

$55.83

Fernandez, Triangulo

$2.40

Gaceta Nº 39.553, Njr

$2.40

B. Walters - C. Moredich, Mcgraw Hill

$36.00

Harry B. Skinner, Mcgraw Hill

$60.00

M. Lieberman - A. Marks, Lippincott

$42.00

Hector R. Peñaranda Q., Ediluz

$15.75

Gaceta Nº 39.640, Njr

$4.95