Mathews, W. W. 1. (1976). Atlas of descriptive embryology (2nd ed.). Macmillan.
Cita Chicago (17th ed.)Mathews, Willis W. 1917. Atlas of Descriptive Embryology. 2nd ed. New York: Macmillan, 1976.
Cita MLA (9th ed.)Mathews, Willis W. 1917. Atlas of Descriptive Embryology. 2nd ed. Macmillan, 1976.
Atenció: Aquestes cites poden no estar 100% correctes.