U.S. Department or Labor Guide to First Aid. (1985). First and book. Gramercy.
Chicago-čujuhus (17. p.)U.S. Department or Labor Guide to First Aid. First and Book. Gramercy, 1985.
MLA-čujuhus (9. p.)U.S. Department or Labor Guide to First Aid. First and Book. Gramercy, 1985.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.