$4.80

$7.80

Luis Vivas, Actualidad

$7.80

N. Andrade - M. Lugo, Trillas

$22.04

Ana M. Perez-elia Almeida, Larense

$10.00

Luis Vivas, Actualidad

$7.80

Aida Gonzalez Gonzalez, Mcgraw Hill

$6.00

Ana M. Perez - E. Almeida, Larense

$10.00

Aida Gonzalez, Mcgraw Hill

$6.00

Rosalia Mendez M., Cobo

$8.70

Barbara Nieto Rodriguez, Trillas

$5.63

Aida Gonzalez Gonzalez, Mcgraw Hill

$6.00

Rosalia Mendez M., Cobo

$5.00

Ana M. Perez - E. Almeida, Larense

$10.00

Jaqueline Yaselga, Mcgraw Hill

$6.00