000 00292 a2200133 4500
000 nam a22 7a 4500
100 _aCrystal
110 _aCrystal
245 _aEcology: The economy of nature
250 _aLatest edition
260 _bB P
_c2026
264 _bB P
_c2026
942 _cBK
999 _c396059
_d396059