Dyfyniad APA

Bhattacharyya, D. (2013). Research methodology (3.). Excel Books.

Dyfyniad Arddull Chicago

Bhattacharyya, Dipak. Research Methodology. 3. New Delhi: Excel Books, 2013.

Dyfyniad MLA

Bhattacharyya, Dipak. Research Methodology. 3. Excel Books, 2013.

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