Cita APA (7a ed.)

Royster, E. (1975). Evaluation of the Philadelphia youth in conflict service project. National Criminal Justice Reference Service.

Cita Chicago Style (17a ed.)

Royster, Eugene. Evaluation of the Philadelphia Youth in Conflict Service Project. Rockville, Md: National Criminal Justice Reference Service, 1975.

Cita MLA (8a ed.)

Royster, Eugene. Evaluation of the Philadelphia Youth in Conflict Service Project. National Criminal Justice Reference Service, 1975.