APA

Tortora G. J., Anagnostakos N. P., . (1990). Principles of anatomy and physiology. New York: Harper & Row.

Chicago

Tortora Gerard J, Anagnostakos Nicholas Peter, . 1990. Principles of anatomy and physiology. New York: Harper & Row.

Harvard

Tortora G. J., Anagnostakos N. P., . (1990). Principles of anatomy and physiology. New York: Harper & Row.

MLA

Tortora Gerard J, Anagnostakos Nicholas Peter, . Principles of anatomy and physiology. New York: Harper & Row. 1990.