Allen, Edward David, 1923- Modern language classroom techniques; a handbook [by] Edward David Allen [and] Rebecca M. Valette. - New York, Harcourt Brace Jovanovich [1972] - ix, 306 p. illus. 24 cm. ISBN: 0155618202 LCCN: 72182321 LC Class. No.: PB35 .A45 1972 / .A57 Dewey Class. No.: 418/.007/1273