Cita APA

Rootman, I., & Hughes, P. H. (1980). Drug-abuse reporting systems. Geneva: World Health Organization.

Citación estilo Chicago

Rootman, Irving, y Patrick H. Hughes. Drug-abuse Reporting Systems. Geneva: World Health Organization, 1980.

Cita MLA

Rootman, Irving, y Patrick H. Hughes. Drug-abuse Reporting Systems. Geneva: World Health Organization, 1980.

Precaución: Estas citas no son 100% exactas.