(1966). A Policy On Geometric Design Of Rural Highways 1965. Association General offices.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रA Policy On Geometric Design Of Rural Highways 1965. Association General offices, 1966.
एमएलए (8वां संस्करण) प्रशस्ति पत्रA Policy On Geometric Design Of Rural Highways 1965. Association General offices, 1966.
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