000 00502nam a2200205Ia 4500
008 230524s9999 xx 000 0 und d
040 _cUDSM
050 _aHD9000.5.B542
100 _aBorgstrom, Georg
245 0 _aToo many: a study of earth's biological limitations
260 _aNew York
260 _bMacMillan
260 _c1969
300 _axiii,368p.
300 _c21cm.
650 _aFood supply
700 _aill.
942 _2Library of Congress Classification
942 _cBook
999 _c90519
_d90519