APA (7th ed.) Citation

Kooloos, J. G. M. (1986). Integration of feeding mechanisms in some Anseriform birds. s.n..

Chicago Style (17th ed.) Citation

Kooloos, Johannes Gijsberthus Maria. Integration of Feeding Mechanisms in Some Anseriform Birds. [Leiden?, Netherlands: s.n., 1986.

MLA (8th ed.) Citation

Kooloos, Johannes Gijsberthus Maria. Integration of Feeding Mechanisms in Some Anseriform Birds. s.n., 1986.