Seliger, Howard H; McElroy, William D <br/><br/>
Light: Physical and biological action 

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 - Academic Press, New York  1965 
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<br/><br/><label>ISBN: </label>  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sight-- vision
<br/><br/><label>Dewey Class. No.: </label>573.88  SEL-L