Minot, E., & Perrins, C. (1980). Interspecific competition between Blue and Great tits.
Cita Chicago (17th ed.)Minot, E., i C. Perrins. Interspecific Competition Between Blue and Great Tits. 1980.
Cita MLA (9th ed.)Minot, E., i C. Perrins. Interspecific Competition Between Blue and Great Tits. 1980.
Atenció: Aquestes cites poden no estar 100% correctes.