KUMAR, R. (2014). Research methodology: A step-by-step guide for beginners. Sage Publications.
Chicago-čujuhus (17. p.)KUMAR, Ranjit. Research Methodology: A Step-by-step Guide for Beginners. Sage Publications, 2014.
MLA-čujuhus (9. p.)KUMAR, Ranjit. Research Methodology: A Step-by-step Guide for Beginners. Sage Publications, 2014.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.