C. Stone - R. Humphries, Mcgraw Hill

$108.00

Lynn S. Bickley, Lippincott

$125.12

$8.40

E. Mayeaux - J. Cox, Lippincott

$170.40

J. Cloherty - E. Eichenwa, Lippincott

$84.16

T.w. Sadler, Lippincott

$38.40

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

$46.80

S. Agabegi - E. Agabegi, Lippincott

$60.00

Mario A. Hernandez O., Mcgraw Hill

$39.60

R. Walls - M. Murphy, Lippincott

$50.58

Jose F. Gonzalez, Mcgraw Hill

$45.60

Julio Sepulvedad S., Mcgraw Hill

$40.80

J. Fuente - G. Heinze, Mcgraw Hill

$30.00

Maria A. Obando, Ula

$12.00

A. Herrera - M. Granados, Mcgraw Hill

$61.89