Doff, A. (1988). Teach English: A training course for teachers (Trainer's handbook). London: Cambridge Univ. Press.
استشهاد بنمط شيكاغوDoff, Adrian. Teach English: A Training Course for Teachers (Trainer's Handbook). London: Cambridge Univ. Press, 1988.
MLA استشهادDoff, Adrian. Teach English: A Training Course for Teachers (Trainer's Handbook). London: Cambridge Univ. Press, 1988.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.