000			00319nam a22001451a 4500
020			_a9788123912516
082			_a550 _bPHI/E
100			_aPhil Medina
245			_aEarth Science/ _cby Phil Medina
260			_aDelhi: _bCBS, _c2005.
300			_a351p.
650			_aEarth Science
650			_aScience
942			_cBK
999			_c11669 _d11669