APA (7th ed.) Citation

Wiącek, J. Aggressive behaviour in Montagu's harrier Circus pygargus during the courtship period.

Chicago Style (17th ed.) Citation

Wiącek, Jarosław. Aggressive Behaviour in Montagu's Harrier Circus Pygargus During the Courtship Period.

MLA (9th ed.) Citation

Wiącek, Jarosław. Aggressive Behaviour in Montagu's Harrier Circus Pygargus During the Courtship Period.

Warning: These citations may not always be 100% accurate.