000 00359nam a2200157Ia 4500
008 240723s9999 xx 000 0 und d
041 _aEnglish
084 _aX:(R17)
_bL6
100 _aJ K Gautam
245 0 _aScientific method
260 _aDelhi
_bR Chand & Co
_c1976
300 _ap.225
650 _aCommerce
700 _aY K Bhushan
942 _cBK
999 _c304255
_d304255