APA (7th ed.) Citation

Thorpe, L. P. (1962). Child psychology and development (3rd ed.). Ronald Press.

Chicago Style (17th ed.) Citation

Thorpe, Louis Peter. Child Psychology and Development. 3rd ed. New York: Ronald Press, 1962.

MLA (9th ed.) Citation

Thorpe, Louis Peter. Child Psychology and Development. 3rd ed. Ronald Press, 1962.