Bajpai Naval. (2016). Business Research Methods. Pearson.
Chicago-čujuhus (17. p.)Bajpai Naval. Business Research Methods. Noida: Pearson, 2016.
MLA-čujuhus (9. p.)Bajpai Naval. Business Research Methods. Pearson, 2016.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.