Freddy Suarez Figueroa, Romor
$7.13
Tolo M. Rimsky, Mcgraw Hill
$41.00
M. Nordin - V. Frankel, Lippincott
$80.00
Alayon - Carballo - Daza, Ucab
$9.15
Jesus R. Torres Pertuz, Paredes
$9.26
Gaceta N. 40.639, Njr
$2.00
Fernandez, Ra-ma
$47.57