Blanchard ,ken. (1999). Ledership by book ; tools to transform your work place. Harpercollins.
Chicago-čujuhus (17. p.)Blanchard ,ken. Ledership by Book ; Tools to Transform Your Work Place. London: Harpercollins, 1999.
MLA-čujuhus (9. p.)Blanchard ,ken. Ledership by Book ; Tools to Transform Your Work Place. Harpercollins, 1999.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.