APA (7th ed.) Citation

Halsey, R. S. (2002). The citizen action encyclopedia: Groups and movements that have changed America. Oryx Press.

Chicago Style (17th ed.) Citation

Halsey, Richard Sweeney. The Citizen Action Encyclopedia: Groups and Movements That Have Changed America. Westport, Conn.: Oryx Press, 2002.

MLA (9th ed.) Citation

Halsey, Richard Sweeney. The Citizen Action Encyclopedia: Groups and Movements That Have Changed America. Oryx Press, 2002.