American National Red Cross. (1979). Standard first aid and personal safety. Doubleday.
Cita Chicago (17th ed.)American National Red Cross. Standard First Aid and Personal Safety. Doubleday, 1979.
Cita MLA (9th ed.)American National Red Cross. Standard First Aid and Personal Safety. Doubleday, 1979.
Atenció: Aquestes cites poden no estar 100% correctes.