Methods of procuring and computing statistical information of the Bureau of Labor Statistics ... March, 1923. 

 - Washington,  Govt. Print. Off.,  1923. 
 - iii 54, vi p. incl. tables, diagrs.  24 cm. 
 - Bulletin of the United States Bureau of Labor Statistics,  Miscellaneous series  no. 326 .
 - United States.  Bureau of Labor Statistics.  Miscellaneous series.  Bulletin. .
<br/><br/> At head of title: U.S. Department of Labor. Bureau of Labor Statistics. Ethelbert Stewart, Commissioner. 
<br/><br/><label>LCCN: </label>l  23000097  
<br/><br/><label>LC Class. No.: </label>HD2051  / .A62 no. 326