APA (7th ed.) Citation

Beasley, N. (1947). Knudsen, a biography. Whittlesey House, McGraw-Hill book company, inc..

Chicago Style (17th ed.) Citation

Beasley, Norman. Knudsen, a Biography. New York, London: Whittlesey House, McGraw-Hill book company, inc., 1947.

MLA (9th ed.) Citation

Beasley, Norman. Knudsen, a Biography. Whittlesey House, McGraw-Hill book company, inc., 1947.