The west bengal factories rules, 1958 and west bengal factories 

 - Delhi  ; Factory & Labour Information  , 1958 
 - xvi,164p. 
<br/><br/><label>ISBN: </label> 150 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Factory
<br/><br/><label>Dewey Class. No.: </label>670  / WES