R. Zane - J. Kosowsky, Lippincott

$55.20

R. Walls - M. Murphy, Lippincott

$50.58

Rebecca L. Shoener, Mcgraw Hill

$42.00

G. Frendl - R. Urman, Lippincott

$54.39

Linda E. Muños Espinosa, Mcgraw Hill

$144.00

O. Quiros - J. Quiros, Amolca

$50.40

J. Romero - G. Tena, Mcgraw Hill

$48.00

Gerard M. Doherty, Mcgraw Hill

$117.60

Burke A. Cunha, Mcgraw Hill

$30.00

Cassimeris

$102.00

M. Nordin - V. Frankel, Lippincott

$96.00

S. Mcphee - M. Papadakis, Mcgraw Hill

$93.60

Fernando Guzman Toro, Vadell Hermanos

$14.40

Bezares, Mcgraw Hill

$36.00

Roberto Arenas, Mcgraw Hill

$62.40