APA (7th ed.) Citation

(1975). Police forces in history (1. printing.). Sage.

Chicago Style (17th ed.) Citation

Police Forces in History. 1. printing. London [u.a.]: Sage, 1975.

MLA (9th ed.) Citation

Police Forces in History. 1. printing. Sage, 1975.

Warning: These citations may not always be 100% accurate.