Basavayya, D. Essence of educational research methodology/ D.Basabayya ; N.Venkataiah and G.Visvanathan - New Delhi: Neelkamal publications Pvt.Ltd., 2016. - xxx, 312 p.; 23 cm. HB. ISBN: 9788183166713 Subjects--Topical Terms: Applied research Fundamental research Research problem Hypotheses Dewey Class. No.: 370.7 / BAS