Commission, I. P. (1968). Commodity transport studies: Summary. The author.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCommission, India. Planning. Commodity Transport Studies: Summary. The author, 1968.
एमएलए (9वां संस्करण) प्रशस्ति पत्रCommission, India. Planning. Commodity Transport Studies: Summary. The author, 1968.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.