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_a338.476655380631 _bUn58.SP |
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| 100 | _aUnited Nations | ||
| 245 |
_aStudies in petrochemicals _b |
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| 260 |
_aNew York _bUnited Nations _c1966 |
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| 300 | _a | ||
| 500 | _a | ||
| 690 | _a | ||
| 700 | _a | ||
| 964 |
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| 965 | _aLib. has:- 2v. | ||
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