Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (8a ed.)

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