Cita APA (7a ed.)

Berger, G., & Berger, M. (1990). Drug abuse A - Z. Enslow Publishers, Inc.

Cita Chicago Style (17a ed.)

Berger, Gilda, y Melvin Berger. Drug Abuse A - Z. Hillside, NJ Aldershot: Enslow Publishers, Inc, 1990.

Cita MLA (8a ed.)

Berger, Gilda, y Melvin Berger. Drug Abuse A - Z. Enslow Publishers, Inc, 1990.