$19.55

Hilda Fernandez, Trillas

$17.94

Francisco Avila, Saber

$5.00

Sergio Medina Lopez, Noriega

$14.00

C. Navarro - M. Rull, Santillana

$18.40

Sashenka Garcia, Romor

$6.50

R. Diaz - A. Hernandez, Saber

$14.00

C. de Rissi - R. Peña, Cobo

$8.00

Nancy Zambrano Chavez, Trillas

$17.94

Freddy Suarez Figueroa, Disutextos

$20.15

Clara E. Martinez, Girasol

$22.77

C. Navarro - M. Rull, Santillana

$18.40

Gisela Soto, Cobo

$10.00

Reinaldo Marin - Otros, Santillana

$8.63

Rocio Bueno, Mcgraw Hill

$5.00