00395nam a2200145 a 450000500170000002000150001708200160003210000220004824500430007025000110011326000440012430000260016863000190019463000360021320251203090637.0  a0876920857  a300.72bYOU  aYoung, Pauline V.  aScientific social surveys and research  a4thed.  aNew DelhibPrentice-Hall of Indiac1984  axvi,576p.c22 cm.bPB  aSocial Surveys  aSocial science Research methods