Basavayya, D. creator Venkataiah, N. text New Delhi Neelkamal Publications 2016 monographic HIN 2v. (640p.) by D. Basavayya and N. Venkataiah Pages: (v.1 xxx, 312; v.2 xxx, 313-640p.) 30764 v.1; 30765 v.2 Education--Methodology Education--Research 370.72 B29E 9788183166140 180605 20210924102621.0 156198