APA ציטוט

Douglas Marsland. (1964). Principles of modern biology. New York: Holt, Rinehart and Winston.

Trích dẫn kiểu Chicago

Douglas Marsland. Principles of Modern Biology. New York: Holt, Rinehart and Winston, 1964.

ציטוט MLA

Douglas Marsland. Principles of Modern Biology. New York: Holt, Rinehart and Winston, 1964.