000 00303nam a2200097Ia 4500
008 120224s9999 xx 000 0 und d
082 _a301.3201
_bCOO
100 _aCoontz, Sydney H.
245 _aPopulation theories and the economic interpretation
260 _bRoutjedge & Kegan Paul
_aLondon
_c1957
999 _c136459
_d136459