Singh Y K & Bajpai R B. (2015). Research Methodology : Techniques & Trends: Research Methodology (Ed.1.). A P H Publishing.
Dyfyniad Arddull ChicagoSingh Y K & Bajpai R B. Research Methodology : Techniques & Trends: Research Methodology. Ed.1. New Delhi: A P H Publishing, 2015.
Dyfyniad MLASingh Y K & Bajpai R B. Research Methodology : Techniques & Trends: Research Methodology. Ed.1. A P H Publishing, 2015.
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