Freeman, D. L. - Techniques & principles in language teaching sách photo - 2nd ed. - Oxford Harcourt Brace College Publishers 2000 - XV, 189 p. 25 cm. 005978 L 506 ISBN: 0194355748 Subjects--Topical Terms: EnglishFachdidaktik Dewey Class. No.: 428.071 / T255