APA (7th ed.) Citation

Cunningham, R. (1951). Understanding group behavior of boys and girl: Y Ruth Cunningham. Bureau of Publications, Tachers College Columbia University.

Chicago Style (17th ed.) Citation

Cunningham, Ruth. Understanding Group Behavior of Boys and Girl: Y Ruth Cunningham. New York: Bureau of Publications, Tachers College Columbia University, 1951.

MLA (9th ed.) Citation

Cunningham, Ruth. Understanding Group Behavior of Boys and Girl: Y Ruth Cunningham. Bureau of Publications, Tachers College Columbia University, 1951.

Warning: These citations may not always be 100% accurate.