000 00497nam a2200157Ia 4500
008 190328s9999||||xx |||||||||||||| ||und||
040 _aNITIL
_cNITIL
082 _221st
_a324.24
_bP274S
100 _aParten, Mildred
245 0 _aSurveys, polls and sample
_bpractical procedures
_cMildred Parten
260 _aNew York
_bHarper and Brothers
_c1950
300 _axii, 624p.
440 _aHarper's social science series/ed. by F Stuart Chapin
650 _aSocial surveys-United States
942 _cBKS
999 _c5033
_d5033