(1961). Livestock Health encyclopaedia (2nded.). Springer-Verlag.
Chicago Style aipamenaLivestock Health Encyclopaedia. 2nded. New York: Springer-Verlag, 1961.
MLA aipamenaLivestock Health Encyclopaedia. 2nded. Springer-Verlag, 1961.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.