P. Paulman - A. Paulman, Wolters Klumer

$82.09

C. Braun - C. Anderson, Lippincott

$114.00

S. Mcphee - M. Papadakis, Mcgraw Hill

$93.60

Esp. y Mgs. Aura M. Parra, Luz

$8.30

T.w. Sadler, Lippincott

$38.40

Cassimeris

$102.00

T. Browne - G. Holmes, Lippincott

$60.00

Francisco A. Orduña P., Diaz de Santos

$36.00

Marc S. Sabatine, Lippincott

$45.12

Carlos A. Roldan, Lippincott

$135.60

J. Kassirer - J. Wong, Lippincott

$88.80

Burke A. Cunha, Mcgraw Hill

$30.00

Patrick W. Tank, Lippincott

$42.00

Alexandro Bonifaz, Mcgraw Hill

$60.00

S. Agabegi - E. Agabegi, Lippincott

$60.00