$8.40

O. Quiros - J. Quiros, Amolca

$50.40

T. Browne - G. Holmes, Lippincott

$60.00

D. Fitzgibbon - J. Loeser, Lippincott

$150.00

G. Rodriguez - J. Vaquero, Diaz de Santos

$63.60

E. Mayeaux - J. Cox, Lippincott

$170.40

Insp, Mcgraw Hill

$31.20

Julio Sepulvedad S., Mcgraw Hill

$40.80

Linda E. Muños Espinosa, Mcgraw Hill

$144.00

E. Hulley - S. Cummings, Wolters Kluwer

$127.38

Tintinalli, Mcgrawhill

$93.60

Francisco A. Orduña P., Diaz de Santos

$36.00

C. Dieguez - R. Yturriaga, Mcgraw Hill

$48.00

Trujillo - Becerra- Rivas, Mcgraw Hill

$111.48

Cassimeris

$102.00