APA استشهاد

Nielsen, K. S. (1977). Animal physiology/3rd ed (3rd ed.). Prentice Hall.

استشهاد بنمط شيكاغو

Nielsen, Kaut Schmitt. Animal Physiology/3rd Ed. 3rd ed. New Delhi: Prentice Hall, 1977.

MLA استشهاد

Nielsen, Kaut Schmitt. Animal Physiology/3rd Ed. 3rd ed. Prentice Hall, 1977.