APA

Drews U., Astried R., Rüdiger G. & David B. M. (1995). Color Atlas of Embryology. New York: Thieme Medical Publishers.

Chicago

Drews Ulrich, Astried Rothenburger, Rüdiger Gay and David B Meyer. 1995. Color Atlas of Embryology. New York: Thieme Medical Publishers.

Harvard

Drews U., Astried R., Rüdiger G. and David B. M. (1995). Color Atlas of Embryology. New York: Thieme Medical Publishers.

MLA

Drews Ulrich, Astried Rothenburger, Rüdiger Gay and David B Meyer. Color Atlas of Embryology. New York: Thieme Medical Publishers. 1995.