Kothari, C. R. (2014). Research methodology: Methods and techniques (3rd ed.). New Age.
Chicago Style (17. basım) AtıfKothari, C. R. Research Methodology: Methods and Techniques. 3rd ed. New Delhi: New Age, 2014.
MLA (8th ed.) AtıfKothari, C. R. Research Methodology: Methods and Techniques. 3rd ed. New Age, 2014.
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