Viv Lambert, Macmillan

$15.00

Prieto, Mcgraw Hill

$12.00

Carmen Navarro, Richmond

$19.00

Prieto, Mcgraw Hill

$5.00

$6.00

J. Lawley - R. Fernandez, Richmond

$7.50

Sileci, Mcgraw Hill

$5.00

Raquel Alvarez, Actualidad

$9.10

$5.00

Kniveton - Llanas, Macmillan

$4.80

Jose Luis Morales, Logman

$4.80

S. Brewster - A. Lane, Richmond

$21.00

Beatriz E. Henao Zapata, Richmond

$6.00

S. Brewster - P. Davies, Macmillan

$5.00

$10.00