Working of the factories act   report for the year 1928-1940    

 - Lahore  Superientendent govt. printing          1941 
 - Pages varies  cm. 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>X9:9: (Z2.N) . 236r, H1