Methode de mesure et de specification des qualites de rendu des couleurs des sources de lumiere = 

 - 2nd ed. 
 - Paris :  Bureau Central de la CIE ,  1974 
 - 83 p. 
 - Publication ;   no. 13.2 .
<br/><br/> At head of title: International Commission on Illumination  English, French and German 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Photometry<br/>Light<br/>Color