000 00270nam a2200097 4500
245 _aSystem analysis in ecology
_cby Kenneth E.f. Watt
100 _aWatt, Kenneth E.F.
260 _aNew York
_bAcademic Press
_c1966
300 _axiii, 276p.; 24cm.
082 _a574.502851
_bWAT
999 _c21905
_d21905