Karpman, H. L. (1989). Preventing silent heart disease: Detecting and preventing America's Number 1 Killer. Crow.
Chicago-čujuhus (17. p.)Karpman, Harold L. Preventing Silent Heart Disease: Detecting and Preventing America's Number 1 Killer. Crow, 1989.
MLA-čujuhus (9. p.)Karpman, Harold L. Preventing Silent Heart Disease: Detecting and Preventing America's Number 1 Killer. Crow, 1989.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.