Cita APA (7a ed.)

Wieman, H. L. (1949). An introduction to vertebrate embryology (2nd. ed.). McGraw-Hill.

Cita Chicago Style (17a ed.)

Wieman, H. L. An Introduction to Vertebrate Embryology. 2nd. ed. New York: McGraw-Hill, 1949.

Cita MLA (8a ed.)

Wieman, H. L. An Introduction to Vertebrate Embryology. 2nd. ed. McGraw-Hill, 1949.