APA (7th ed.) Citation

Wink, M., & Heidrich, P. (1999). Molecular evolution and systematics of the owls (strigiformes). Owls.

Chicago Style (17th ed.) Citation

Wink, Michael, and Petra Heidrich. "Molecular Evolution and Systematics of the Owls (strigiformes)." Owls 1999.

MLA (9th ed.) Citation

Wink, Michael, and Petra Heidrich. "Molecular Evolution and Systematics of the Owls (strigiformes)." Owls, 1999.

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