000			00301nam a2200121Ia 4500
008			250417s9999||||xx |||||||||||||| ||und||
020			_a9781781543382
082			_a551.9 GAB
100			_aGabriel Brown
245		0	_aSurface Geochemistry in Petroleum Sources
260			_bAuris Reference
942			_cBK
999			_c6859 _d6859