Cita APA (7a ed.)

Clarke, C. F. O. (1970). Police-community relations. Ditchley Foundation.

Cita Chicago Style (17a ed.)

Clarke, C F O. Police-community Relations. Ditchley Park, Eng.: Ditchley Foundation, 1970.

Cita MLA (8a ed.)

Clarke, C F O. Police-community Relations. Ditchley Foundation, 1970.