Cita APA

Ratanawijitrasin, S., & Wondemagegnehu, E. (2002). Effective drug regulation a multicountry study. World Health Organization.

Citación estilo Chicago

Ratanawijitrasin, Sauwakon, and Eshetu Wondemagegnehu. Effective Drug Regulation a Multicountry Study. Geneva: World Health Organization, 2002.

Cita MLA

Ratanawijitrasin, Sauwakon, and Eshetu Wondemagegnehu. Effective Drug Regulation a Multicountry Study. World Health Organization, 2002.