Fernando Gonzalez Lucini, Estudios - Anaya

$11.94

Freddy Suarez Figueroa, Disutextos

$30.00

Martha P. Garza, Trillas

$14.00

Henry Cedeño, Cobo

$9.60

Maria Pereira-p. Velasco, Trillas

$13.81

Marcos J. Alfonzo B., Santillana

$11.94

Freddy Suarez Figueroa, Disutextos

$30.00

Lic. Clarencio Garcia, Salesiana

$5.73

Hilda M. Benavides, Trillas

$14.00

$21.31

Douglas Palma, Actualidad Escolar 2000

$13.00

Sofia Smeke M., Noriega

$28.50

Pablo Bravo, Biosfera

$18.20

Marcela Hinojosa de Coria, Trillas

$8.71

$1.80