Kumar,Ranjit. (2019). Research Methodology A Step-by-Step Guide for Beginners (5th.). Sage.
Citazione stile Chigago Style (17a edizione)Kumar,Ranjit. Research Methodology A Step-by-Step Guide for Beginners. 5th. London: Sage, 2019.
Citatione MLA (9a ed.)Kumar,Ranjit. Research Methodology A Step-by-Step Guide for Beginners. 5th. Sage, 2019.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.