Schwartz y Otros, Mcgraw Hill

$62.40

R. Hyatt - P. Scanlon, Lippincott

$28.20

Rebecca L. Shoener, Mcgraw Hill

$42.00

C. Dieguez - R. Yturriaga, Mcgraw Hill

$48.00

S. Joo - A. Kau, Lippincott

$69.12

E. Mayeaux - J. Cox, Lippincott

$170.40

R. Walls - M. Murphy, Lippincott

$50.58

Esp. y Mgs. Aura M. Parra, Luz

$8.30

Trujillo - Becerra- Rivas, Mcgraw Hill

$111.48

P. Paulman - A. Paulman, Wolters Klumer

$82.09

J. Romero - G. Tena, Mcgraw Hill

$48.00

Curtis M. Rimmerman, Lippincott

$75.60

Jose F. Gonzalez, Mcgraw Hill

$45.60

I. Martin - Lacave, Diaz de Santos

$72.00

Leonard Crowley, Mcgraw Hill

$68.40