APA استشهاد

BIDWELL R.G.S. (1979). PLANT PHYSIOLOGY (2.). MACMILLAN PUBLISHING CO AND COLLIER MACMILLAN PUBLISHERS.

استشهاد بنمط شيكاغو

BIDWELL R.G.S. PLANT PHYSIOLOGY. 2. NEW YORK AND LONDON: MACMILLAN PUBLISHING CO AND COLLIER MACMILLAN PUBLISHERS, 1979.

MLA استشهاد

BIDWELL R.G.S. PLANT PHYSIOLOGY. 2. MACMILLAN PUBLISHING CO AND COLLIER MACMILLAN PUBLISHERS, 1979.