Research methodology :

Kothari, C. R.,

Research methodology : methods and techniques / C.R. Kothari, R.C. Gupta. - Fourth Edition. - xxi, 458 pages: illustrations. 24 cm.

عطاءات Includes index.

9789386649225


Research--Methodology
Scientific Research Methodology

--Science

Q180.55.M4 / .K684 2019