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

$46.80

E. Mayeaux - J. Cox, Lippincott

$170.40

Rodolfo Rodriguez C., Mcgraw Hill

$49.20

Linda E. Muños Espinosa, Mcgraw Hill

$144.00

Leonard Crowley, Mcgraw Hill

$68.40

Julio Sepulveda Saavedra, Mcgraw Hill

$108.00

Patrick W. Tank, Lippincott

$42.00

Alexandro Bonifaz, Mcgraw Hill

$60.00

C. Stone - R. Humphries, Mcgraw Hill

$108.00

R. Skeel - S. Khlief, Lippincott

$60.00

C. Braun - C. Anderson, Lippincott

$114.00

P. Paulman - A. Paulman, Wolters Klumer

$82.09

J. Romero - G. Tena, Mcgraw Hill

$48.00

Maria A. Obando, Ula

$12.00

I. Martin - Lacave, Diaz de Santos

$72.00