Sham, L. (1973). The Times of India Directory and Yearbook: Including who's who, 1973, ed. by Lal Sham. The Times of India Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSham, Lal. The Times of India Directory and Yearbook: Including Who's Who, 1973, Ed. by Lal Sham. The Times of India Press, 1973.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSham, Lal. The Times of India Directory and Yearbook: Including Who's Who, 1973, Ed. by Lal Sham. The Times of India Press, 1973.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.