American Red Cross. (1988). Basic water safety. Washington, DC: Author. American Red Cross. (1990). Lifeguarding. Washington, DC: Author. ... YMCA of the USA. (2001 ). On the guard II, the national YMCA lifeguard manual (4th ed.).
|Title||:||Principles of safety in physical education and sport|
|Author||:||Neil J. Dougherty, National Association for Sport and Physical Education|
|Publisher||:||Amer Alliance for Health Physical - 2002|