APA

Hopper A. F., Hart N. H., . (1985). Foundations of animal development. New York: Oxford University Press.

Chicago

Hopper Arthur F, Hart Nathan H, . 1985. Foundations of animal development. New York: Oxford University Press.

Harvard

Hopper A. F., Hart N. H., . (1985). Foundations of animal development. New York: Oxford University Press.

MLA

Hopper Arthur F, Hart Nathan H, . Foundations of animal development. New York: Oxford University Press. 1985.