APA (7th ed.) Citation

Blumberg, H. H. (1983). Small groups and social interaction. John Wiley & Sons.

Chicago Style (17th ed.) Citation

Blumberg, Herbert H. Small Groups and Social Interaction. Chichester [etc.]: John Wiley & Sons, 1983.

MLA (9th ed.) Citation

Blumberg, Herbert H. Small Groups and Social Interaction. John Wiley & Sons, 1983.