Methods of labour productivity statistics.  Report prepared for the seventh International Conference of Labour Statisticians, Geneva, September 1949. 

 - Geneva,  1951. 
 - iv, 136 p.  24 cm. 
 - Its Studies and reports, new ser.,  no. 18 .
 - International Labour Office.  Studies and reports, new ser.,  no. 18. .
<br/><br/>Bibliography: p. [134]-136. 
<br/><br/><label>LCCN: </label>l  51000033  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Labor productivity--Statistics.<br/>Statistics.
<br/><br/><label>LC Class. No.: </label>HD7801  / .I67 no. 18 
<br/><br/><label>Dewey Class. No.: </label>338