Παραπομπή APA

Ratanawijitrasin, S., & Wondemagegnehu, E. (2002). Effective drug regulation: A multicountry study. World Health Organisation.

Παραπομπή Chicago Style

Ratanawijitrasin, Sauwakon, και Eshetu Wondemagegnehu. Effective Drug Regulation: A Multicountry Study. Geneva: World Health Organisation, 2002.

Παραπομπή MLA

Ratanawijitrasin, Sauwakon, και Eshetu Wondemagegnehu. Effective Drug Regulation: A Multicountry Study. World Health Organisation, 2002.