Kerala (India). State Archives Dept. (1975). An introduction to the Kerala State Archives. State Archives Dept., [Govt. of Kerala].
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रKerala (India). State Archives Dept. An Introduction to the Kerala State Archives. Trivandrum: State Archives Dept., [Govt. of Kerala], 1975.
एमएलए (8वां संस्करण) प्रशस्ति पत्रKerala (India). State Archives Dept. An Introduction to the Kerala State Archives. State Archives Dept., [Govt. of Kerala], 1975.
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