Brownstein, Irvin. <br/><br/>
Guidelines for evaluating and selecting software packages / 
Irvin Brownstein and Nancy B. Lerner. 
 - New York  Elsevier  1982 
 - 250 p. :  ill. ;  30 cm. 
<br/><br/><label>ISBN: </label>0444007679 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer programs--Evaluation.<br/>Computer programs--Purchasing.