Cita APA (7a ed.)

Berkov, R. (1957). The World Health Organization: A study in decentralized international administration. Droz [etc.].

Cita Chicago Style (17a ed.)

Berkov, Robert. The World Health Organization: A Study in Decentralized International Administration. Genève [etc.]: Droz [etc.], 1957.

Cita MLA (9a ed.)

Berkov, Robert. The World Health Organization: A Study in Decentralized International Administration. Droz [etc.], 1957.