00569nam a2200169   450000500170000001000150001702000260003203500140005803700130007208200120008510000280009724500780012526000380020327000960024130000200033750000420035720210909160515.0  aENG-126594  a9788178443225c495.00  aEN-110126  bDBAD/PUB  a371.302  aHarishchendra Kr. Singh  aStudy habits :bsocio-psychological research /cby Harishendra Kr. Singh   aNew DelhibK.K.Publicationsc2017  a4806/24, Bharat Ram RoadbDarya Ganj, New Delhie110002k011-47340207mkkpdevinder@vsnl.net  a169p.c22cm(Hb)  aIncludes  bibliographical references