Punjab Agricultural University, L. (1972). The dynamics of Punjab agriculture by A.S. Kahlon and Others. the author.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPunjab Agricultural University, Ludhiana. The Dynamics of Punjab Agriculture by A.S. Kahlon and Others. the author, 1972.
एमएलए (9वां संस्करण) प्रशस्ति पत्रPunjab Agricultural University, Ludhiana. The Dynamics of Punjab Agriculture by A.S. Kahlon and Others. the author, 1972.
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