Kumar, R. (2014). Research Methodology: A Step-by-Step Guide for Beginners (4th ed.). SAGE Publications.
Citazione stile Chigago Style (17a edizione)Kumar, Ranjit. Research Methodology: A Step-by-Step Guide for Beginners. 4th ed. London: SAGE Publications, 2014.
Citatione MLA (9a ed.)Kumar, Ranjit. Research Methodology: A Step-by-Step Guide for Beginners. 4th ed. SAGE Publications, 2014.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.