Cita APA (7a ed.)
Hafen, B. Q. (1984). First aid and emergency care workbook (3rd ed.). Morton.
Cita Chicago Style (17a ed.)
Hafen, Brent Q. First Aid and Emergency Care Workbook. 3rd ed. Englewood: Morton, 1984.
Cita MLA (9a ed.)
Hafen, Brent Q. First Aid and Emergency Care Workbook. 3rd ed. Morton, 1984.
Precaución: Estas citas no son 100% exactas.