000			00481pam a2200169 i 4500
999			_c11123 _d11123
020			_a0070011214
082	0	0	_aCir 550 Al5 1980
100	1		_aAllison, Ira S.
245	1	0	_aGeology _bthe science of a changing earth _cIra S. Allison.
250			_a7th ed.
260			_aNew York _bMcGraw-Hill Book Company _cc1980.
300			_a579 p. : _bill. ; _c24 cm.
504			_aIncludes bibliographies and index.
526			_a500-599
650		0	_aPhysical geology.
942			_2ddc _cBK