000 00350nam a2200133 a 4500
005 20260716125007.0
008 260701s1975 ii 000 0 eng d
041 _aeng
100 1 _aEkelund, Hebert
245 1 2 _aA history of eco theory & methods /
_cEkelund, Hebert.
264 1 _aDelhi :
_bTata MacGraw-Hill,
_c1975.
300 _a508 p.
942 _cBK
999 _c7484
_d7484