APA (7th ed.) Citation

Sinnott, E. W., & Dunn, L. (1939). Principles of genetics. McGraw-Hill Book.

Chicago Style (17th ed.) Citation

Sinnott, Edmund W., and L.C Dunn. Principles of Genetics. New York: McGraw-Hill Book, 1939.

MLA (9th ed.) Citation

Sinnott, Edmund W., and L.C Dunn. Principles of Genetics. McGraw-Hill Book, 1939.