$14.33

Aida Gonzalez Gonzalez, Mcgraw Hill

$7.20

Rosalia Mendez M., Cobo

$6.00

Aida Gonzalez, Mcgraw Hill

$7.20

Ana M. Perez-elia Almeida, Larense

$12.00

$14.21

Aida Gonzalez, Mcgraw Hill

$7.20

M. Suarez - D. Mujica, Discolar

$13.20

$14.33

Luis Vivas, Actualidad

$14.21

Jaqueline Yaselga, Mcgraw Hill

$7.20

Aida Gonzalez, Mcgraw Hill

$7.20

$5.76

Barbara Nieto Rodriguez, Trillas

$11.94

Ana M. Perez - E. Almeida, Larense

$12.00