| 000 | 00444nam a2200157 4500 | ||
|---|---|---|---|
| 020 | _a528-68694-1 | ||
| 040 | _cUDSM | ||
| 050 | _aARC H62.W38 | ||
| 100 | 1 |
_aWebb,Eugene,J _eAuthor |
|
| 245 | 1 | 0 | _aUnobtrusive measures |
| 260 |
_aChicago : _bRand macnally and company , _c1966. |
||
| 300 |
_aviii,224p. _b: ill. _c; 23cm |
||
| 504 | _aInclude bibliographical references and index | ||
| 650 | _aSocial science - Research | ||
| 942 |
_2lcc _cBK _n0 |
||
| 999 |
_c144313 _d144313 |
||