Catalog of application packages and contributed programs 

 - 2nd ed. 
 - Reston :  Reston Publishing,  1982 
 - 601 p. ;  33 cm. 
<br/><br/> Head of t.p: Series 80 Software 
<br/><br/><label>ISBN: </label>0835969835 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer programs--Catalogs