APA (7th ed.) Citation

McEwen, R. S. (1949). Vertebrate embryology (3d ed.). Henry Holt.

Chicago Style (17th ed.) Citation

McEwen, Robert S. Vertebrate Embryology. 3d ed. New York: Henry Holt, 1949.

MLA (9th ed.) Citation

McEwen, Robert S. Vertebrate Embryology. 3d ed. Henry Holt, 1949.

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