Sinha, Ram Krishna. <br/><br/>
Industry / 
R. K. Sinha. 
 - Calcutta :  National Publishers,  1969. 
 - 80 p. ; 
<br/><br/><label>ISBN: </label>MBS6165 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Industries-History.--India
<br/><br/><label>Dewey Class. No.: </label>338.954  / In