World Health Organization. (1998). Guidelines for controlling and monitoring the tobacco epidemic. Geneva: WHO.
Citación estilo ChicagoWorld Health Organization. Guidelines for Controlling and Monitoring the Tobacco Epidemic. Geneva: WHO, 1998.
Cita MLAWorld Health Organization. Guidelines for Controlling and Monitoring the Tobacco Epidemic. Geneva: WHO, 1998.
Precaución: Estas citas no son 100% exactas.