000			00342nam a2200145Ia 4500
008			130629s9999 xx 000 0 und d
082			_a620.1 NAR-M
100			_aNarang,G B S
245			_aMaterial Science And Processes
250			_a3
260			_bKhanna Publishers _c1982 _aDelhi
300			_a507
650			_aEconomics
942			_cBK
999			_c20492 _d20492