000			00342pam a2200157a 44500
008			230515b1993 xxu||||| |||| 00| 0 eng d
020			_aNULL
041			_aENGLISH
082			_aN.D.
100			_aHakala David
245			_aModems Made Easy
250			_a0
260			_aNULL _bMcgraw Hill Pub. _c1993
300			_a317
650			_aNULL
999			_c576164 _d576164