APA-referens

Kumar, R. (2017). Research methodology: A step-by-step guide for beginners (4.).

Chicago-stil citat

Kumar, Ranjith. Research Methodology: A Step-by-step Guide for Beginners. 4. Sage, 2017.

MLA-referens

Kumar, Ranjith. Research Methodology: A Step-by-step Guide for Beginners. 4. 2017.