Deepak Chawla. (2016). Research methodology: Concept and cases (2nd ed.). Vikas.
Chicago Style aipamenaDeepak Chawla. Research Methodology: Concept and Cases. 2nd ed. Noida: Vikas, 2016.
MLA aipamenaDeepak Chawla. Research Methodology: Concept and Cases. 2nd ed. Vikas, 2016.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.