Wolken, Jerome J. <br/><br/>
Photoprocesses, photoreceptors, and evolution / 
Jerome J. Wolken. 
 - New York :  Academic Press,  1975. 
 - 317 p. :  ill. ;  24 cm. 
<br/><br/><label>ISBN: </label>0127620508 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Photobiology.<br/>Photoreceptors.