000 00309nam a2200145Ia 4500
008 230913s9999 xx 000 0 und d
082 _a549 cal
100 _aCallenbach, Ernst
245 0 _aEcology
260 _aDELHI
260 _bUNICORN BOOKS
260 _c2004
300 _a154
650 _aPhysics
999 _c118020
_d118020