000 00334nam a2200145Ia 4500
008 230711s9999||||xx |||||||||||||| ||und||
041 _aENG
082 _a577
_bRI-E
100 _aRicklefs,Robert E.
245 0 _aEcology
250 _a2nd . Ed.
260 _c1990
_aNew York
_bW.H.Freeman and Company
650 _aPhysics
942 _cBK
999 _c620
_d620