Lindgaard, Gitte <br/><br/>
Usability testing and system evalution :  a guide for designing useful computer systems / 
Gitte Lindgaard. 
 - London :  Chapman & Hall ,  1994. 
 - 393 pages :  illustrations ;  25 cm. 
 - Chapman and Hall computing series .
<br/><br/>references pages 362-368. 
<br/><br/><label>ISBN: </label>0412461005 
<br/><br/><label>LCCN: </label>94-142590 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electronic digital computers--Evaluation.<br/>Human--computer interaction.<br/>System design.