Sharma, N. (1996). Research methodology. RBSA.
Chicago-čujuhus (17. p.)Sharma, Nand. Research Methodology. Jaipur: RBSA, 1996.
MLA-čujuhus (9. p.)Sharma, Nand. Research Methodology. RBSA, 1996.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.