000 00344nam a2200145Ia 4500
008 170101s1977 xx 000 0 und d
082 _a574.5 K98M
100 _aKumar, H.D.
245 0 _aModern concepts of ecology
260 _aNew Delhi
_bVikas
_c1977
300 _a23cm. : 201
650 _aECOLOGY
653 _aECOLOGY
942 _2ddc
_cB
999 _c69103
_d69103