00394nam a2200145 a 450000500170000002000150001708200150003210000210004724500430006825000110011126000440012230000270016663000190019363000360021220251202164127.0  a0876920857  a001.4bYOU  aYoung, Pauline V  aScientific social surveys and research  a4thed.  aNew DelhibPrentice-Hall of Indiac1984  axvi, 576p.b24 cm.cPB  aSocial Surveys  aSocial science Research methods