T.w. Sadler, Lippincott

$38.40

Alexandro Bonifaz, Mcgraw Hill

$60.00

M. Breskin - K. Dumith, Mcgraw Hill

$69.60

T. Browne - G. Holmes, Lippincott

$60.00

E. Mayeaux - J. Cox, Lippincott

$170.40

C. Stone - R. Humphries, Mcgraw Hill

$108.00

Carlos A. Roldan, Lippincott

$135.60

S. Mcphee - M. Papadakis, Mcgraw Hill

$93.60

Maria A. Obando, Ula

$12.00

Thomas M. de Fer, Lippincott

$93.60

Julio Sepulvedad S., Mcgraw Hill

$40.80

Mario A. Hernandez O., Mcgraw Hill

$39.60

J. Fuente - G. Heinze, Mcgraw Hill

$30.00

P. Paulman - A. Paulman, Wolters Klumer

$82.09

Lynn S. Bickley, Lippincott

$125.12