APA (7th ed.) Citation

Tinbergen, N. (1961). Larus ridibundus (Laridae) - Agonistic Displays. IWF (Göttingen).

Chicago Style (17th ed.) Citation

Tinbergen, Nikolaas. Larus Ridibundus (Laridae) - Agonistic Displays. IWF (Göttingen), 1961.

MLA (9th ed.) Citation

Tinbergen, Nikolaas. Larus Ridibundus (Laridae) - Agonistic Displays. IWF (Göttingen), 1961.

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