Charan, R., & Willigan, G. (2007). Know-How: The 8 Skills that Separate People Who Perform from Those Who Don't. Random House Business Books.
Chicago-čujuhus (17. p.)Charan, Ram, juo Geri Willigan. Know-How: The 8 Skills That Separate People Who Perform from Those Who Don't. London: Random House Business Books, 2007.
MLA-čujuhus (9. p.)Charan, Ram, juo Geri Willigan. Know-How: The 8 Skills That Separate People Who Perform from Those Who Don't. Random House Business Books, 2007.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.