Cita APA (7a ed.)

Roemer, R. (1982). Legislative action to combat the world smoking epidemic. WHO.

Cita Chicago Style (17a ed.)

Roemer, Ruth. Legislative Action to Combat the World Smoking Epidemic. Geneva: WHO, 1982.

Cita MLA (8a ed.)

Roemer, Ruth. Legislative Action to Combat the World Smoking Epidemic. WHO, 1982.