000 00285 a2200121 4500
080 _a577.4
_bK 69 B
245 1 _aBasic concepts of ecology
_cby C.B. Knight
260 _aNew York
_bMacmillan
_c1966
650 _aEcology
100 1 _aKnight, C.B.
_d
300 _a468 p.
901 _a86914
999 _c32236
_d32236