APA استشهاد

Alexander, L. (1968). For and against: An oral practice book for advanced students of english. Longman.

استشهاد بنمط شيكاغو

Alexander, L.G. For and Against: An Oral Practice Book for Advanced Students of English. London: Longman, 1968.

MLA استشهاد

Alexander, L.G. For and Against: An Oral Practice Book for Advanced Students of English. Longman, 1968.