Bulletins of Indian industries & labour 
/ Proceedings of the first conference of directors of industries held in Simla on the 12th, 13th and 14th April 1920 
 - Calcutta:   Superintendent Government Printing,   1921 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Proceedings
<br/><br/><label>Universal Decimal Class. No.: </label>338.924(063)  / F1