Heaton, H., & Renner, D. (2018). Chaleco salvavidas de Zoll. McGraw-Hill Education LLC..
Chicago-čujuhus (17. p.)Heaton, Heather, juo Daniel Renner. Chaleco Salvavidas De Zoll. New York, N.Y.: McGraw-Hill Education LLC., 2018.
MLA-čujuhus (9. p.)Heaton, Heather, juo Daniel Renner. Chaleco Salvavidas De Zoll. McGraw-Hill Education LLC., 2018.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.