Swiggett Glen Levin <br/><br/>
Commercial education: A report on the commercial education subsection of the second pan American Scientific Congress December, 1915-January, 1916 

 - Washington, USA  U.S. Government Printing Office   1916 
 - 96p. 
<br/><br/><br/>Bulletin, 1916, No. 25 
<br/><br/><label>Source: </label>Textual