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| 041 | _aeng | ||
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_a573.4 _bE58 |
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| 090 | _d141193 | ||
| 100 |
_aEwald, William R _eed _994387 |
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| 245 |
_aEnvironment for man _bthe next fifty years |
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| 260 |
_aLondon _bIndiana University _c1967 _g1967 |
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| 300 |
_aix, 308 P. _bill. |
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| 942 | _cL | ||
| 999 |
_c112398 _d141193 |
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| 945 |
_dMain Library ADMIN _c26318 |
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