APA (7th ed.) Citation

Widdowson, H. G. (1971). Language teaching texts. Oxford Univ. Pr.

Chicago Style (17th ed.) Citation

Widdowson, H. G. Language Teaching Texts. London [u.a.]: Oxford Univ. Pr, 1971.

MLA (9th ed.) Citation

Widdowson, H. G. Language Teaching Texts. Oxford Univ. Pr, 1971.

Warning: These citations may not always be 100% accurate.