M. Nordin - V. Frankel, Lippincott

$96.00

R. Zane - J. Kosowsky, Lippincott

$55.20

T.w. Sadler, Lippincott

$38.40

Maria A. Obando, Ula

$12.00

P. Paulman - A. Paulman, Wolters Klumer

$82.09

J. Romero - G. Tena, Mcgraw Hill

$48.00

R. Walls - M. Murphy, Lippincott

$50.58

Trujillo - Becerra- Rivas, Mcgraw Hill

$111.49

Mario A. Hernandez O., Mcgraw Hill

$39.60

John T. Daugirdas, Lippincott

$86.40

Lynn S. Bickley, Lippincott

$125.12

Cassimeris

$102.00

Bezares, Mcgraw Hill

$36.00

Roberto Arenas, Mcgraw Hill

$62.40

Fernando Guzman Toro, Vadell Hermanos

$14.40