Principles, policies and management: Katar Singh. c2009.
Chicago-čujuhus (17. p.)Principles, Policies and Management: Katar Singh. Sage: c2009.
MLA-čujuhus (9. p.)Principles, Policies and Management: Katar Singh. c2009.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.