000			00304nam a2200133Ia 4500
005			20240722130916.0
008			240717s9999 xx 000 0 und d
020			_a8123900139
041			_aeng
100			_aMahapatra G B
245			_aA Textbook of Geology
260			_aNew Delhi _c1997
300			_a366
999			_c46126 _d46126