000			00519pam a2200157a 44500
008			160408b1974 xxu||||| |||| 00| 0 eng d
082			_a621.3663 _bW669i
100			_aWillett, Colin S.
245	1		_aINTRODUCTION TO GAS LASERS _cPOPULATION INVERSION MECHANISMS WITH EMPHASIS ON SELECTIVE EXCITATION PROCESSES
260			_aOxford _bPergamon _c1974
300			_axiv,528
440			_aInternational Series Of Monographs In Natural Philosophy _vV. 67
650			_aGas Lasers
964			_gCIRC
997			_aA80182 C
999			_c305220 _d305220