APA
"Punjab G. o. I. (. o., "Punjab G. o. I. (. o., . (1957). Report on the industrial survey of Ludhiana District. Chandigarh: Controller of Printing and Stationery India.
Chicago
"Punjab Government of Industries (Department of...)", "Punjab Government of Industries (Department of...)", . 1957. Report on the industrial survey of Ludhiana District. Chandigarh: Controller of Printing and Stationery India.
Harvard
"Punjab G. o. I. (. o., "Punjab G. o. I. (. o., . (1957). Report on the industrial survey of Ludhiana District. Chandigarh: Controller of Printing and Stationery India.
MLA
"Punjab Government of Industries (Department of...)", "Punjab Government of Industries (Department of...)", . Report on the industrial survey of Ludhiana District. Chandigarh: Controller of Printing and Stationery India. 1957.