WOLKEN, Jerome J. <br/><br/>
Photoprocesses, photoreceptors, and evolution 
/ [by] Jerome J.Wolken 
 - New York  Academic press  1975 
 - ix, 317 p. 
<br/><br/> Includes bibliography and index. 
<br/><br/><label>ISBN: </label>127620508 
<br/><br/><label>Dewey Class. No.: </label>574.191  / WOL