Fernando Guzman Toro, Vadell Hermanos

$14.40

T.w. Sadler, Lippincott

$38.40

J. Garcia - J. Lopez, Mcgraw Hill

$56.40

E. Mayeaux - J. Cox, Lippincott

$170.40

P. Paulman - A. Paulman, Wolters Klumer

$82.09

Esp. y Mgs. Aura M. Parra, Luz

$8.30

Insp, Mcgraw Hill

$31.20

Rodolfo Rodriguez C., Mcgraw Hill

$49.20

Salvador Zubiran, Mcgraw Hill

$67.20

M. Nordin - V. Frankel, Lippincott

$96.00

Cassimeris

$102.00

S. Joo - A. Kau, Lippincott

$69.12

O. Quiros - J. Quiros, Amolca

$50.40

Lynn S. Bickley, Lippincott

$125.12

J. Fuente - G. Heinze, Mcgraw Hill

$30.00