APA aipamena

Russell, A. (1943). The Scottish Diphtheria Immunization Campaign (1941 to 1942).

Chicago Style aipamena

Russell, Alexander. The Scottish Diphtheria Immunization Campaign (1941 to 1942). 1943.

MLA aipamena

Russell, Alexander. The Scottish Diphtheria Immunization Campaign (1941 to 1942). 1943.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.