APA (7th ed.) Citation

Strang, R. (1951). An introduction to child study (3.ed.). Macmillan.

Chicago Style (17th ed.) Citation

Strang, Ruth. An Introduction to Child Study. 3.ed. New York: Macmillan, 1951.

MLA (9th ed.) Citation

Strang, Ruth. An Introduction to Child Study. 3.ed. Macmillan, 1951.