Proceedings of an International congress held at Oxford, July 1964 under the auspices of the Comite Internationale de photobiologie 

 - Oxford  1965 
 - 400p.  24cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology
<br/><br/><label>LC Class. No.: </label>QH1.I44