Einstein, Albert. <br/><br/>
The collected papers of albert einstein.  the swiss years :  writings, 1912-1914 /  Volume  4 : 
Albert Einstein, Don Howard. 
 - [S.l.] :  Princeton University Press,  1996. 
 - 420 p. ;  25 cm. 
<br/><br/><label>ISBN: </label>0691026106 9780691026107 
<br/><br/><label>Dewey Class. No.: </label>530