000			00459pam a2200181a 44500
008			160408b1972 xxu||||| |||| 00| 0 eng d
082			_a551.701 _bYo82
100			_aYork, Derek
245	1		_aEARTH'S AGE AND GEOCHRONOLOGY
260			_aOxford _bPergamon Press _c1972
300			_a178
500			_aRef. : P. 167-176
650			_aEarth -- Age
650			_aGeological Time
700			_aFarguhar, Ronald M.
964			_gCIRC
997			_aA30190 C
999			_c261465 _d261465