Gwatkin, R., & Moynihan, I. W. (1940). Avitaminosis in Swine.
Chicago Style aipamenaGwatkin, Ronald, and Irvin W. Moynihan. Avitaminosis in Swine. 1940.
MLA aipamenaGwatkin, Ronald, and Irvin W. Moynihan. Avitaminosis in Swine. 1940.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.