Sidhu, H. S. (1991). Agricultural development and rural labour; case study of Punjab and Haryana. Concept Pub.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSidhu, Harbans Singh. Agricultural Development and Rural Labour; Case Study of Punjab and Haryana. Concept Pub, 1991.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSidhu, Harbans Singh. Agricultural Development and Rural Labour; Case Study of Punjab and Haryana. Concept Pub, 1991.
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