00301nam a2200121Ia 4500008004100000041001200041082002100053100002900074245002600103250001200129260003000141300000800171231217s9999    xx            000 0 und d  aEnglish  a620.11  VAZ;1  R  aVazirani V NChandola S P 0aEngineering materials  a2nd ed.  c1984bNew Delhi : Khanna,  a225