Welss, Edmond H. Westpo <br/><br/>
How to Write Usable User Documentation 

 - 2nd ed. 
 - Westport CT06881  Oryx Press  1991 
 - ix,267p. 
<br/><br/><label>ISBN: </label>897746392 
<br/><br/><label>Dewey Class. No.: </label>808.066004  / weI/HOW