$5.00

Kniveton - Llamas, Macmillan

$4.80

S. Brewster - A. Lane, Richmond

$21.00

Paul a Davies, Macmillan

$4.80

Prieto, Mcgraw Hill

$18.00

$19.50

Gladinelda Golding, Girasol

$4.80

Manuel Alvarez, Salesiana

$10.00

$4.80

Viv Lambert, Macmillan

$15.00

$28.60

Judith A. Aurenty F., Actualidad Escolar 2000

$13.00

C. Lethaby - S. Brewster, Richmond

$15.00

Lenore Cohen, Richmond

$25.00

Jose Luis Morales, Pearson

$4.80