000 00487nam a2200205Ia 4500
008 230524s9999 xx 000 0 und d
040 _cUDSM
050 _aQH540.B57
100 _aHorn, David J.
245 0 _aAnalysis of ecological systems
260 _aColumbus
260 _bOhio State University Press
260 _c1977
300 _aix,312p.
300 _c23cm.
650 _aEcology
700 _aill.
942 _2Library of Congress Classification
942 _cBook
999 _c16846
_d16846