00395nam a2200145 a 450000500170000002000150001708200160003210000210004824500430006925000120011226000440012430000260016863000190019463000360021320251203092059.0  a0876920857  a300.72bYOU  aYoung, Pauline V  aScientific social surveys and research  a4th ed.  aNew DelhibPrentice-Hall of Indiac1984  axvi,576p.c22 cm.bPB  aSocial Surveys  aSocial science Research methods