Javier Dario Restrepo, Debate

$6.00

Ricardo Brak, Ricardo Brak

$1.00

El Nacional, el Nacional

$2.31

$1.00

$1.00

Pamela Hickman, Oniro

$1.00

Siberschatz Galvin, Pearson

$15.00

Charles Carney, Planeta

$1.00

Nelson Rivera, Debate

$1.00

$1.00

$3.00

Juan Bosch, Aguilar

$7.50

$1.00

Bruno Galindo, Debate

$1.05

Turkington, Facts On File

$5.00