ANNUAL CASE SURVE, 1988/  
QED INFORMATION  SCIENCES. 
 - WELLESLEY, MA.:   QED INFORMATION SCIENCES  1989 
 - 188 P.  28 CM. 
<br/><br/><label>ISBN: </label>0-89435-286-5 
<br/><br/><label>Subjects--Topical Terms: </label><br/>1.SOFTWARE ( PROGRAMAS DE COMPUTADORA).
<br/><br/><label>Dewey Class. No.: </label>001.6425 A55 1988