APA aipamena

Minot, E., & Perrins, C. (1980). Interspecific competition between Blue and Great tits.

Chicago Style aipamena

Minot, E., and C. Perrins. Interspecific Competition Between Blue and Great Tits. 1980.

MLA aipamena

Minot, E., and C. Perrins. Interspecific Competition Between Blue and Great Tits. 1980.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.