Roberto Arenas, Mcgraw Hill

$52.00

R. Hyatt - P. Scanlon, Lippincott

$23.50

Miriam Guana, Mcgraw Hill

$51.58

Insp, Mcgraw Hill

$26.00

R. Baldor - A. Ehrlich, Lippincott

$130.00

P. Paulman - A. Paulman, Wolters Klumer

$68.41

G. Rodriguez - J. Vaquero, Diaz de Santos

$53.00

O. Quiros - J. Quiros, Amolca

$42.00

Burke A. Cunha, Mcgraw Hill

$25.00

Julio Sepulvedad S., Mcgraw Hill

$34.00

Salvador Zubiran, Mcgraw Hill

$56.00

D. Nicoll - C. Mark, Mcgraw Hill

$51.58

J. Romero - G. Tena, Mcgraw Hill

$40.00

Thomas M. de Fer, Lippincott

$78.00

C. Stone - R. Humphries, Mcgraw Hill

$90.00