Badaracco, J. L. (2002). Leading Quietly. HBS.
Chicago-čujuhus (17. p.)Badaracco, Joseph L. Leading Quietly. HBS, 2002.
MLA-čujuhus (9. p.)Badaracco, Joseph L. Leading Quietly. HBS, 2002.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.