Mario A. Hernandez O., Mcgraw Hill

$39.60

Curtis M. Rimmerman, Lippincott

$75.60

R. Hyatt - P. Scanlon, Lippincott

$28.20

E. Mayeaux - J. Cox, Lippincott

$170.40

Insp, Mcgraw Hill

$31.20

S. Agabegi - E. Agabegi, Lippincott

$60.00

Esp. y Mgs. Aura M. Parra, Luz

$8.30

John T. Daugirdas, Lippincott

$86.40

Jose Saban Ruiz, Diaz de Santos

$96.00

Julio Sepulveda Saavedra, Mcgraw Hill

$108.00

Trujillo - Becerra- Rivas, Mcgraw Hill

$111.48

Rodolfo Rodriguez C., Mcgraw Hill

$49.20

Burke A. Cunha, Mcgraw Hill

$30.00

D. Nicoll - C. Mark, Mcgraw Hill

$61.89

C. Stone - R. Humphries, Mcgraw Hill

$108.00