James-otis Rodner S., Academia de Ciencias

$7.20

Oscar Hernandez Alvarez, Aiadtss

$8.40

Fernando Villasmil B., Libreria Europa

$7.20

Ivan Dario Torres, Liber

$7.20

Rafael J. Alfonzo Guzman

$7.20

Ivan Mirabal Rendon, Universitas

$12.00

Antonio Espinoza Prieto, Buchivacoa

$8.40

Atilio Rojas, Libra

$16.67

Ivan Mirabal Rendon, Universitas

$12.00

Toyn F. Villar V., Ediciones Libra

$20.38

Miryam Rivas Perez, Paredes

$6.00

Alayon - Carballo - Daza, Ucab

$10.98

W. Sanguineti - C. Carbal, Ucab

$9.49

Carlos Sainz Muñoz, Libreria J. Rincon

$8.40

Humberto E.t. Bello, Paredes

$18.53