APA (7th ed.) Citation

Poyner, B., & Warne, C. (1988). Preventing violence to staff (1. publ.). HMSO.

Chicago Style (17th ed.) Citation

Poyner, Barry, and Caroline Warne. Preventing Violence to Staff. 1. publ. London: HMSO, 1988.

MLA (9th ed.) Citation

Poyner, Barry, and Caroline Warne. Preventing Violence to Staff. 1. publ. HMSO, 1988.