Efron, Alexander <br/><br/>
Light / 
Efron, Alexander 
 -  Vakils Feffer & Simons Pvt. Ltd., Bombay,  1969 
 - p. ;  22 cm. 
<br/><br/><label>ISBN: </label>9780911336092 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Light & paraphotic phenomena (Optics); Physics
<br/><br/><label>Dewey Class. No.: </label>535 EFR-L