John T. Daugirdas, Lippincott

$86.40

Curtis M. Rimmerman, Lippincott

$75.60

Salvador Zubiran, Mcgraw Hill

$67.20

Linda E. Muños Espinosa, Mcgraw Hill

$144.00

Julio Sepulvedad S., Mcgraw Hill

$40.80

Rodolfo Rodriguez C., Mcgraw Hill

$49.20

S. Agabegi - E. Agabegi, Lippincott

$60.00

D. Fitzgibbon - J. Loeser, Lippincott

$150.00

Thomas M. de Fer, Lippincott

$93.60

D. Nicoll - C. Mark, Mcgraw Hill

$61.89

Jose F. Gonzalez, Mcgraw Hill

$45.60

Julio Sepulveda Saavedra, Mcgraw Hill

$108.00

Burke A. Cunha, Mcgraw Hill

$30.00

R. Walls - M. Murphy, Lippincott

$50.58

Carlos A. Roldan, Lippincott

$135.60