R. Hyatt - P. Scanlon, Lippincott

$28.20

M. Nordin - V. Frankel, Lippincott

$96.00

Schwartz y Otros, Mcgraw Hill

$62.40

Francisco A. Orduña P., Diaz de Santos

$36.00

C. Stone - R. Humphries, Mcgraw Hill

$108.00

S. Agabegi - E. Agabegi, Lippincott

$60.00

I. Martin - Lacave, Diaz de Santos

$72.00

Jose F. Gonzalez, Mcgraw Hill

$45.60

C. Dieguez - R. Yturriaga, Mcgraw Hill

$48.00

Miriam Guana, Mcgraw Hill

$61.89

Roberto Arenas, Mcgraw Hill

$62.40

Leonard Crowley, Mcgraw Hill

$68.40

P. Paulman - A. Paulman, Wolters Klumer

$82.09

Curtis M. Rimmerman, Lippincott

$75.60

$8.40