APA (7e ed.) Bronvermelding

U.S. Department or Labor Guide to First Aid. (1985). First and book. Gramercy.

Chicago (17e ed.) Bronvermelding

U.S. Department or Labor Guide to First Aid. First and Book. Gramercy, 1985.

MLA (9e ed.) Bronvermelding

U.S. Department or Labor Guide to First Aid. First and Book. Gramercy, 1985.

Let op: Deze citaties zijn niet altijd 100% accuraat.