Cita APA (7a ed.)

Walter, H. E. (1930). Genetics: An introduction to the study of heredity QH431 (3rd ed.). Macmillan.

Cita Chicago Style (17a ed.)

Walter, Herbert Eugene. Genetics: An Introduction to the Study of Heredity QH431. 3rd ed. New York: Macmillan, 1930.

Cita MLA (9a ed.)

Walter, Herbert Eugene. Genetics: An Introduction to the Study of Heredity QH431. 3rd ed. Macmillan, 1930.