Cita APA (7a ed.)

Ennis, P. (1977). Police attitudes toward drinking-driving enforcement. Addiction Research Foundation.

Cita Chicago Style (17a ed.)

Ennis, Pamela. Police Attitudes Toward Drinking-driving Enforcement. Toronto, Ont: Addiction Research Foundation, 1977.

Cita MLA (9a ed.)

Ennis, Pamela. Police Attitudes Toward Drinking-driving Enforcement. Addiction Research Foundation, 1977.