SINGH, G. (1978). Highway engineering (for degree, diploma, and A.M.I.E.and field engineers). Standard publishers.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSINGH, Gurcharn. Highway Engineering (for Degree, Diploma, and A.M.I.E.and Field Engineers). New Delhi: Standard publishers, 1978.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSINGH, Gurcharn. Highway Engineering (for Degree, Diploma, and A.M.I.E.and Field Engineers). Standard publishers, 1978.
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