Cita APA (7a ed.)

Chicago, Ill., Citizens' Police Committee, & Chicago, I. C. P. C. (1931). Chicago police problems. Univ. of Chicago Pr.

Cita Chicago Style (17a ed.)

Chicago, Ill., Citizens' Police Committee, y Ill. Citizens' Police Committee Chicago. Chicago Police Problems. Chicago [u.a.]: Univ. of Chicago Pr, 1931.

Cita MLA (8a ed.)

Chicago, Ill., Citizens' Police Committee, y Ill. Citizens' Police Committee Chicago. Chicago Police Problems. Univ. of Chicago Pr, 1931.