APA (7th ed.) Citation

Kakalik, J. S., & Wildhorn, S. (1971). The private police industry: Its nature and extent. Rand.

Chicago Style (17th ed.) Citation

Kakalik, James S., and Sorrel Wildhorn. The Private Police Industry: Its Nature and Extent. Santa Monica, Calif.: Rand, 1971.

MLA (9th ed.) Citation

Kakalik, James S., and Sorrel Wildhorn. The Private Police Industry: Its Nature and Extent. Rand, 1971.