Nagel, M R <br/><br/>
Daylight illumination color contrast tables for full form objects 

 - New York:   Academic Press,        1978 
 - 494p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Information science
<br/><br/><label>Universal Decimal Class. No.: </label>R 628.92(083.5)  / L8