Carmen Martinez, Artegra

$6.00

Freddy Suarez Figueroa, Disutextos

$24.70

Marcela Hinojosa de Coria, Trillas

$9.10

$7.59

Rocio Bueno, Mcgraw Hill

$6.00

Mercedez Hernandez Perez, Biosfera

$21.00

Luis E. Rincon, Girasol

$27.50

Marcela Hinojosa de Coria, Trillas

$9.10

Henry Cedeño, Cobo

$11.94

Bellanira J. Barcenas V., Saber

$14.00

Juan J. Gutierrez, Girasol

$11.04

Freddy Suarez Figueroa, Disutextos

$24.70

Maira Molina Lucero, Trillas

$35.52

D. Borges - C. Castillo, Romor

$8.40

$21.00