Tripthi, Vinayak Research methodology = रिसर्च मैथोडोलॉजी - New Delhi: Omega Publication, 2020. - 202p.: hbk.: 22cm ISBN: 9788184553925 Subjects--Topical Terms: EducationResearch MethodologyEthicsThesisPh.D Dewey Class. No.: 001.42 TRI