000 00271nam a2200121Ia 4500
008 190415s9999 xx 000 0 und d
082 _aRR.0078
100 _aRamaswamy, N.S.
245 0 _aWage productivity correlation
260 _c1971
300 _av.p.
942 _cBK
999 _c22776
_d22776