Devi, P. S. (2017). Research Methodology: A Handbook for beginners. Notion Press.
Chicago-čujuhus (17. p.)Devi, Pagadala Suganda. Research Methodology: A Handbook for Beginners. Notion Press, 2017.
MLA-čujuhus (9. p.)Devi, Pagadala Suganda. Research Methodology: A Handbook for Beginners. Notion Press, 2017.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.