000			00348nam a2200157Ia 4500
008			170519s9999 xx 000 0 und d
041			_aEnglish
082			_a530/BHA
100			_aK BHATTACHARYA
245			_aSOUND
250			_a2nd
260			_bHINDUSTHAN OFFSET PRESS _aKOLKATA _c1967
300			_c211p
650			_aPHYSICS
942			_cBK
999			_c97745 _d97745