Cita APA (7a ed.)

Wolfskill, J. R. (1989). Higher education and police performance. UMI.

Cita Chicago Style (17a ed.)

Wolfskill, Jerry R. Higher Education and Police Performance. Ann Arbor, Mich: UMI, 1989.

Cita MLA (9a ed.)

Wolfskill, Jerry R. Higher Education and Police Performance. UMI, 1989.