APA (7th ed.) Citation

Sumner, C. W. (1940). The Birthright of babyhood (New enlarged ed.). A. Whitman & Co.

Chicago Style (17th ed.) Citation

Sumner, Clarence Wesley. The Birthright of Babyhood. New enlarged ed. Chicago, Ill: A. Whitman & Co, 1940.

MLA (9th ed.) Citation

Sumner, Clarence Wesley. The Birthright of Babyhood. New enlarged ed. A. Whitman & Co, 1940.