000 | 00333nam a2200109Ia 4500 | ||
---|---|---|---|
008 | 130130s9999 xx 000 0 und d | ||
082 | _a363.73 ENV | ||
100 | _aed. Helfrich, Harold W. | ||
245 | _aThe environmental crisis / ed. Harold W. Helfrich | ||
260 | _aYale University Press | ||
650 | _aPollution - addresses,essays,lectures | ||
999 |
_c30282 _d30232 |