Dyfyniad APA

Kothari, C. (2004). Research methodology/2e: Methods and techniques (2nd rev. ed.). New age international publishers.

Dyfyniad Arddull Chicago

Kothari, C.R. Research Methodology/2e: Methods and Techniques. 2nd rev. ed. Delhi: New age international publishers, 2004.

Dyfyniad MLA

Kothari, C.R. Research Methodology/2e: Methods and Techniques. 2nd rev. ed. New age international publishers, 2004.

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