English in physical science
J.P.B. Allen, H.G. Widdowson.
London : Oxford University Press, 1974.
iii-xi, 104 págs. : ilustraciones ; 24 cm.
Serie: English in focus
ISBN: 0194375102 :, 0194375048 (teacher's ed.)
PRESTAMO PERMANENTE CATEDRA INGLES.