Cita APA (7th ed.)

Patten, B. M. (1964). Foundations of embryology (2a. ed.). McGraw Hill.

Cita Chicago (17th ed.)

Patten, Bradley M. Foundations of Embryology. 2a. ed. Nueva York: McGraw Hill, 1964.

Cita MLA (9th ed.)

Patten, Bradley M. Foundations of Embryology. 2a. ed. McGraw Hill, 1964.