APA (7e ed.) Bronvermelding

Huettner, A. F. (1949). Fundamentals of comparative embryology of the vertebrates (Rev. ed.). The Macmillan.

Chicago (17e ed.) Bronvermelding

Huettner, Alfred F. Fundamentals of Comparative Embryology of the Vertebrates. Rev. ed. New York: The Macmillan, 1949.

MLA (9e ed.) Bronvermelding

Huettner, Alfred F. Fundamentals of Comparative Embryology of the Vertebrates. Rev. ed. The Macmillan, 1949.