Cita APA

Sidney Cohen. (1981). The substance abuse problems. New York: The Harworth Press.

Chicago Style Citation

Sidney Cohen. The Substance Abuse Problems. New York: The Harworth Press, 1981.

Cita MLA

Sidney Cohen. The Substance Abuse Problems. New York: The Harworth Press, 1981.

Atenció: Aquestes cites poden no estar 100% correctes.