Central Building Research Institute. Annual report 1956-57. Central Building Research Institute.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCentral Building Research Institute. Annual Report 1956-57. Roorkee: Central Building Research Institute.
एमएलए (9वां संस्करण) प्रशस्ति पत्रCentral Building Research Institute. Annual Report 1956-57. Central Building Research Institute.
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