000 00390 a2200133 4500
245 1 _aHuman Ecology
_bProblems & Solution
_cby P.R. Ehrlich, et. al.
260 _aSan Francisco
_bW.H. Freeman & Co.
_c1973
650 _aHuman Ecology
100 1 _aEhrlich, P.R., et. al.
300 _a289 pp.
040 _aIARI, New Delhi
080 _a301.3
_bE 33 H
901 _a143269
999 _c59429
_d59429