Michael Rost, Pearson

$4.80

Sileci, Mcgraw Hill

$5.00

Carmen Navarro, Richmond

$19.00

Jose Luis Morales, Pearson

$4.80

Carmen Navarro, Richmond

$19.00

Olga Flores, Obelisco

$4.80

J. Lawley - R. Fernandez, Richmond

$7.50

Sue Kay - Vaughan Jones, Macmillan

$4.80

Williams, Mcgraw Hill

$10.00

Paul a Davies, Macmillan

$4.80

$14.00

S. Brewster - A. Lane, Richmond

$21.00

Judith A. Aurenty F., Actualidad Escolar 2000

$9.10

S. Brewster - A. Lane, Richmond

$21.00

C. Lethaby - S. Brewster, Richmond

$15.00