KOTHARI C R & GARG GAURAV. (2019). RESEARCH METHODOLOGY (4TH ED.). NEW AGE INTERNATIONAL LTD.
Chicago-čujuhus (17. p.)KOTHARI C R juo GARG GAURAV. RESEARCH METHODOLOGY. 4TH ED. LONDON: NEW AGE INTERNATIONAL LTD, 2019.
MLA-čujuhus (9. p.)KOTHARI C R juo GARG GAURAV. RESEARCH METHODOLOGY. 4TH ED. NEW AGE INTERNATIONAL LTD, 2019.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.