000			00618nam a2200193 a 4500
001			A30009 1563
003			dti
005			20170506183838.0
008			s1982 000 0 eng
020			_a0716712792
100	1		_aEhlers, Ernest G.
245	1	0	_aPetrology : _bigneous, sedimentary, and metamorphic / _cby Ernest G. Ehlers, Harvey Blatt.
260			_aNew York, N.Y. : _bW.H. Freeman and Company, _c1982.
300			_axvi, 732 p. : ill.
500			_aIncludes index.
500			_aContents : Igneous rocks--Sedimentary rocks--Metamorphic rocks.
650		0	_aPetrology.
700	1		_aBlatt, Harvey.
999			_c362697 _d362697