John T. Daugirdas, Lippincott

$72.00

Joseph E. Muscolino, Lippincott

$58.00

Linda E. Muños Espinosa, Mcgraw Hill

$120.00

R. Zane - J. Kosowsky, Lippincott

$46.00

Patrick W. Tank, Lippincott

$35.00

Carlos A. Roldan, Lippincott

$113.00

D. Fitzgibbon - J. Loeser, Lippincott

$125.00

C. Braun - C. Anderson, Lippincott

$95.00

Fernando Guzman Toro, Vadell Hermanos

$12.00

Rodolfo Rodriguez C., Mcgraw Hill

$41.00

J. Cloherty - E. Eichenwa, Lippincott

$70.13

O. Quiros - J. Quiros, Amolca

$42.00

J. Garcia - J. Lopez, Mcgraw Hill

$47.00

Miriam Guana, Mcgraw Hill

$51.58

E. Mayeaux - J. Cox, Lippincott

$142.00