Cita APA (7a ed.)

National Issues Forums & Melville, K. (1989). The drug crisis. Kendall/Hunt.

Cita Chicago Style (17a ed.)

National Issues Forums y Keith Melville. The Drug Crisis. Dubuque, Iowa: Kendall/Hunt, 1989.

Cita MLA (9a ed.)

National Issues Forums y Keith Melville. The Drug Crisis. Kendall/Hunt, 1989.