St. John Ambulance association, British Red Cross, & St. Andrew's Ambulance Association. (2009). First aid manual.: The authorised manual of St John Ambulance, St. Andrew's Ambulance Association and the British Red Cross (9th ed.). Dorling Kindersley.

St. John Ambulance association, British Red Cross, and St. Andrew's Ambulance Association. First Aid Manual.: The Authorised Manual of St John Ambulance, St. Andrew's Ambulance Association and the British Red Cross. 9th ed. London: Dorling Kindersley, 2009.

St. John Ambulance association, et al. First Aid Manual.: The Authorised Manual of St John Ambulance, St. Andrew's Ambulance Association and the British Red Cross. 9th ed. Dorling Kindersley, 2009.