APA (7th ed.) Citation

HILL, D. A., & Rockley, L. E. (1981). Security: Its management and control. Business Books.

Chicago Style (17th ed.) Citation

HILL, D. A., and L. E. Rockley. Security: Its Management and Control. London: Business Books, 1981.

MLA (8th ed.) Citation

HILL, D. A., and L. E. Rockley. Security: Its Management and Control. Business Books, 1981.