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