000 00425nam a2200169Ia 4500
008 170101s1989 xx 000 0 und d
041 _aEnglish
082 _aGN581.5SI64P
100 _aJ S SINGH
245 0 _aPERSPECTIVE IN ECOLOGY
250 _a1
260 _aNEW DELHI
_bJAGMANDER BOOK AGENCY
_c1989
300 _a510
_ePrint
500 _aMODERN BOOK HOUSE
653 _aPERSPECTIVE IN ECOLOGY
942 _2ddc
_cBK
999 _c539092
_d539092