KOTHARI C R. (2011). RESEARCH METHODOLOGY (2ND.). NEW AGE INTERNATIONAL PUBLISHERS.
Cita Chicago (17th ed.)KOTHARI C R. RESEARCH METHODOLOGY. 2ND. NEW DELHI: NEW AGE INTERNATIONAL PUBLISHERS, 2011.
Cita MLA (9th ed.)KOTHARI C R. RESEARCH METHODOLOGY. 2ND. NEW AGE INTERNATIONAL PUBLISHERS, 2011.
Atenció: Aquestes cites poden no estar 100% correctes.