APA (7th ed.) Citation

Rubenstein, R. E. (1988). Group violence in America. Working paper.

Chicago Style (17th ed.) Citation

Rubenstein, Richard E. "Group Violence in America." Working Paper 1988.

MLA (8th ed.) Citation

Rubenstein, Richard E. "Group Violence in America." Working Paper, 1988.

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