Cesar Augusto Montoya, Alvaro Nora

$20.60

A. Rengel - Romberg, Organizacion Capriles

$36.51

Jose Aguilar Gorrondona, Ucab

$18.78

Arquimedes E. Gonzalez F.

$19.20

Mauricio Rodriguez F., Livrosca

$13.89

Enrique Urdaneta F., Academia de Ciencias

$8.40

Santiago Hernandez, Livrosca

$20.14

F. Petit Da Costa, Ediciones Liber

$12.00

Gert Kummerow, Mcgraw Hill

$12.00

Omar Rodriguez Aguero, Atenea

$8.60

Mary Sol Grateron Garrido, Paredes

$15.60

Ivan Dario Torres, Paredes

$15.00

James-otis Rodner S., Academia de Ciencias

$7.20

Carmen Sue Espinoza, Universidad de Carabobo

$16.18

Hector R. Peñaranda Q., Cpluz

$12.00