APA (7th ed.) Citation

Berthold, P. (1991). Orientation in birds. Birkhäuser Verlag.

Chicago Style (17th ed.) Citation

Berthold, P. Orientation in Birds. Basel ; Boston: Birkhäuser Verlag, 1991.

MLA (9th ed.) Citation

Berthold, P. Orientation in Birds. Birkhäuser Verlag, 1991.

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