Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (9a ed.)

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