00680nam a22002417a 4500 62314 62314 WUSLLib 211228b ||||| |||| 00| 0 eng d 9789386649225 English 001.42 KOT Kothari, C.R. 1683 Research methodology: methods and techniques 4th Ed. Bangalore: New Age International, 2019 xxi, 458p.; 24cm. Knowledge 67 Research design 1687 Types of researches 23029 Research problem 4240 Data collection 1684 Garg, Gaurav 4241 ddc SR 0 0 ddc 0 0 SRC MAIN MAIN REF 2021-12-27 0 001.42 KOT 40621 2021-12-28 00:00:00 2021-12-28 SR