(1982). Isometric exercise and its clinical implications / by Jerrold Scott Petrofsky.
Chicago-čujuhus (17. p.)Isometric Exercise and Its Clinical Implications / by Jerrold Scott Petrofsky. 1982.
MLA-čujuhus (9. p.)Isometric Exercise and Its Clinical Implications / by Jerrold Scott Petrofsky. 1982.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.