Coyle . J . D  Roberts . D . R <br/><br/>
Light , chemical change and life : a  source book in photochemistry 

 - Milton Keynes  The Open University  1982 
 - 406 p. 
<br/><br/><label>ISBN: </label>0-335-16100-6 
<br/><br/><label>Dewey Class. No.: </label>660.295  / COY