Frosdick, S., & Walley, L. (1997). Sport and safety management. Butterworth-Heinemann.
Lua i Stíl Chicago (17ú heag.)Frosdick, Steve, agus Lynne Walley. Sport and Safety Management. Oxford, Boston: Butterworth-Heinemann, 1997.
Lua MLA (9ú heag.)Frosdick, Steve, agus Lynne Walley. Sport and Safety Management. Butterworth-Heinemann, 1997.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.