APA (7. basım) Alıntı

ZIMMERMANN, E. W. (1964). Introduction to world resources. Harper & Row.

Chicago Style (17. basım) Atıf

ZIMMERMANN, Erich W. Introduction to World Resources. New York: Harper & Row, 1964.

MLA (9th ed.) Atıf

ZIMMERMANN, Erich W. Introduction to World Resources. Harper & Row, 1964.