000 00274nam a2200121Ia 4500
008 160710s1968 xx 000 0 und d
082 _a331 DAT
100 _aDATAR,B.N.
245 _aLABOR ECONOMICS
260 _bALLIED PUBLISHERS
_c1968
300 _a303
942 _2ddc
_cB
999 _c42238
_d42238