000 00322nam a2200121Ia 4500
008 170912s9999 xx 000 0 und d
082 _aCE X:74 J0 POL/T
100 _aPOLAK J J
245 4 _aTHE DYNAMICS OF BUSINESS CYCLES ,A STUDY OF ECONOMIC FLUCTUATIONS
260 _bR CHAND AND
_c1950
300 _a366
942 _cTB
999 _c30
_d30