Lancaster, O. E. (1974). Effective teaching and learning. Gordon and Breach.
استشهاد بنمط شيكاغوLancaster, Otis Ewing. Effective Teaching and Learning. New York: Gordon and Breach, 1974.
MLA استشهادLancaster, Otis Ewing. Effective Teaching and Learning. Gordon and Breach, 1974.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.