000 00271nam a2200109Ia 4500
008 230718s9999||||xx |||||||||||||| ||und||
082 _a.
100 _aKHANNA O P
245 0 _aMATERIAL SCIENCE AND MATALLURGY
260 _bDHANPATH RAI
_c2010
_aNEW DELHI
300 _a1179
999 _c50421
_d50421