Transactions of the American philological society 
/ American Philosophical Society 
 - Philadelphia:   American Philosophical Society,   1935 
 - 445p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science
<br/><br/><label>Subjects--Index Terms: </label>Social sciences 
<br/><br/><label>Universal Decimal Class. No.: </label>581.9(596/599)  / G5