00459nam a2200181 a 450000500170000002000180001708200160003510000190005110000150007024500440008526000320012930000270016150000440018860000080023263000250024085600060026585600060027120251219155922.0  a9789392899683  a300.72bSIN  aSingh, R.K.d_  aRani, Asha  aResearch methodology and social workb_  aNew DelhibSeva Booksc2024  aiii, 279p.c24 cm.bHB  aincludes bibliography details and index  bc_  aResearch methodology  f_  a_