00431nam a2200145Ia 4500 SGT 4 KUM Kumar,D Research methodlogy Lakshmi Narain Agarwal Agra 1993 316p. COMPUTE SCIENCE THE HYPOTHESIS, SEMPLING AND SYNOPSIS, DATA COLLECTION, SURVEY OF RELATED STUDIES, TOOLS OF RESEARCH, OBSERVATION, CASE STUDY METHOD ddc BK 0 0 ddc 0 0 FE FE 2013-09-17 SGTU 0 4 KUM FE6231 2015-02-09 00:00:00 2015-02-09 BK 5665 5665