Connell, John L. <br/><br/>
The professional user's guide to acquiring software / 
John L. Connell, Linda Shafer 
 - New York:  Van nostrand reinhold   1987 
 - xxxi, 310p.; 
 - Van nostrand reinhold data processing series / .
<br/><br/><label>Dewey Class. No.: </label>004.4  / CON