Trujillo - Becerra- Rivas, Mcgraw Hill

$111.49

J. Fuente - G. Heinze, Mcgraw Hill

$30.00

$8.40

S. Agabegi - E. Agabegi, Lippincott

$60.00

Maria A. Obando, Ula

$12.00

Mario A. Hernandez O., Mcgraw Hill

$39.60

G. Frendl - R. Urman, Lippincott

$54.40

Lynn S. Bickley, Lippincott

$125.12

T.w. Sadler, Lippincott

$38.40

Curtis M. Rimmerman, Lippincott

$75.60

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

$46.80

Miriam Guana, Mcgraw Hill

$61.89

Thomas M. de Fer, Lippincott

$93.60

M. Breskin - K. Dumith, Mcgraw Hill

$69.60

R. Zane - J. Kosowsky, Lippincott

$55.20