APA (7th ed.) Citation

Blanton, S., & Blanton, M. G. (1927). Child guidance. Century.

Chicago Style (17th ed.) Citation

Blanton, Smiley, and Margaret Gray Blanton. Child Guidance. New York, London: Century, 1927.

MLA (8th ed.) Citation

Blanton, Smiley, and Margaret Gray Blanton. Child Guidance. Century, 1927.