000 00332 a2200121 4500
080 _a577.4:518.62
_bH 169 T
245 1 _aTheoretical systems ecology
_badvances and case studies
_cby E. Halfon
260 _aNew York
_bAcademic Press
_c1979
650 _aSystems Ecology
100 1 _aHalfon, E.
_d
300 _a516 p.
901 _a145222
999 _c70954
_d70954