APA (7th ed.) Citation

Pitkin, W. B. (1932). Life begins at forty. Whittlesey House, McGraw-Hill.

Chicago Style (17th ed.) Citation

Pitkin, Walter B. Life Begins at Forty. New York: Whittlesey House, McGraw-Hill, 1932.

MLA (9th ed.) Citation

Pitkin, Walter B. Life Begins at Forty. Whittlesey House, McGraw-Hill, 1932.