Esp. y Mgs. Aura M. Parra, Luz

$8.30

Salvador Zubiran, Mcgraw Hill

$67.20

S. Agabegi - E. Agabegi, Lippincott

$60.00

D. Fitzgibbon - J. Loeser, Lippincott

$150.00

M. Breskin - K. Dumith, Mcgraw Hill

$69.60

T. Browne - G. Holmes, Lippincott

$60.00

R. Hyatt - P. Scanlon, Lippincott

$28.20

Julio Sepulvedad S., Mcgraw Hill

$40.80

G. Rodriguez - J. Vaquero, Diaz de Santos

$63.60

Joseph E. Muscolino, Lippincott

$69.60

Rebecca L. Shoener, Mcgraw Hill

$42.00

R. Walls - M. Murphy, Lippincott

$50.58

C. Stone - R. Humphries, Mcgraw Hill

$108.00

Curtis M. Rimmerman, Lippincott

$75.60

R. Zane - J. Kosowsky, Lippincott

$55.20