Oscar Hernandez Alvarez, Aiadtss

$8.40

Rodrigo Dick Perez Bravo, Alvaro Nora

$9.60

Jesus R. Torres Pertuz, Paredes

$11.11

Luis Eduardo Mendoza, Vadell

$1.20

Alayon - Carballo - Daza, Ucab

$10.98

Ivan Mirabal Rendon, Universitas

$12.00

Humberto E.t. Bello, Paredes

$18.52

Miryam Rivas Perez, Paredes

$6.00

Ivan Mirabal Rendon, Universitas

$12.00

Ivan Mirabal Rendon, Universitas

$12.00

Ivan Dario Torres, Liber

$7.20

Ivan Mirabal Rendon, Universitas

$12.00

Toyn F. Villar V., Ediciones Libra

$20.37

Carlos Sainz Muñoz, Libreria J. Rincon

$8.40

James-otis Rodner S., Academia de Ciencias

$7.20