Eye tracking :  a comprehensive guide to methods and measures / 
Kenneth Holmqvist  [and four others]. 
 - xix, 537 pages :  illustrations ;  25 cm. 
<br/><br/><label>ISBN: </label>9780199697083 (hardback)  RM346.66 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Eye Movement Measurements.<br/>Data Collection.<br/>Numerical Analysis, Computer-Assisted.<br/>Human-computer interaction.<br/>Computer graphics.