000 00338cam a22001097a 4500
008 180718b1976 xxu||||| |||| 00| 0 eng d
100 _aAsher, Herbert B.
245 _aCausal modeling
_cby Herbert B. Asher
260 _aBeverLy Hills
_bSage
_c1976
300 _a80p.
440 _aQuantitative aplications in the social sciences, series.07003)
999 _c340252
_d340252