APA aipamena

J L Krider & W E Carroll. (1971). Swine production. Mc Graw Hill Book company Inc.

Chicago Style aipamena

J L Krider and W E Carroll. Swine Production. Mc Graw Hill Book company Inc, 1971.

MLA aipamena

J L Krider and W E Carroll. Swine Production. Mc Graw Hill Book company Inc, 1971.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.