Dormer, D. (2000). Lifesaver: International first aid course. St.John ambulance.
Cita Chicago (17th ed.)Dormer, David. Lifesaver: International First Aid Course. Nairobi: St.John ambulance, 2000.
Cita MLA (9th ed.)Dormer, David. Lifesaver: International First Aid Course. St.John ambulance, 2000.
Atenció: Aquestes cites poden no estar 100% correctes.