000 | 00343nam a2200133Ia 4500 | ||
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008 | 210324s1992 xx 000 0 und d | ||
082 |
_a661.804 _bMAI/Int |
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100 |
_aMaiti, S. _9381952 |
||
245 | _aIntroduction to petrochemicals. | ||
260 | _c1992 | ||
520 | _aU.G.C. 8th plan. | ||
650 |
_aNO SUBJECT _9381953 |
||
700 |
_aN.A. _9381954 |
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999 |
_c294540 _d294540 |