00520nam a2200169 4500 20181210062612.0 180416b xxu||||| |||| 00| 0 eng d BD-DhBPA BD-DhBPA 300.72 RAT 1987 Raj, Hans 86717 Theory and practice in social research / Hans Raj. New Delhi : Surjeet Pub., 1987. xi, 404p : ill, 22 cm Maruf Research Methodology Research Methodology 86718 ddc BK 30439 30439 0 ddc 0 0 BPATC BPATC GEN 2018-04-16 0 300.72 RAT 1987 49872 2018-04-16 00:00:00 2018-04-16 BK Maruf