000 00496nam a2200145Ia 4500
008 180413s9999 xx 000 0 und d
020 _a0821313207 (Pbk)
100 _aLele Uma
245 0 _aPopulation Pressure The Environment And Agricultural Intensification Variations On The Boserup Hypothesis
260 _bWashington Dc : World Bank 1989.
300 _a79
440 _aWorld Bank Discussion Papers No. 103
546 _aEng
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999 _c13810
_d13810