creating a surface with an ascii file

Daniel Rodriguez danr at
Wed Dec 4 16:53:29 EST 1996

I have an ascii file which contains N,E,elevation_value,ID. 
What is the best way of creating an surface from this file.
Should I create a point coverage first then a tin.
I know you can a surface from contours lines using

						Thank you 
						Daniel H. Rodriguez

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