Sarma, A. (2008). Performance management system.
Chicago-čujuhus (17. p.)Sarma, A.M. Performance Management System. Mumbai, 2008.
MLA-čujuhus (9. p.)Sarma, A.M. Performance Management System. 2008.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.