000 | 00384nam a2200121Ia 4500 | ||
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008 | 180412s9999||||xx |||||||||||||| ||und|| | ||
020 | _a862916224 | ||
040 | _aAhmadu Bello University Library - Zaria | ||
100 | _aLangridge, D.W. | ||
245 | 0 |
_aClassification :its kinds, elements, systems and applications _cD.W Langridge |
|
260 |
_aLondon _bBowker _c1992 |
||
300 | _ax, 84p.: | ||
500 | _aBibliography: 77-78 | ||
999 |
_c10748 _d10748 |