Balakrishnan Nair, N. (1971). Paristhithi Vijnanam. State institute of languages.
Chicago Edition CitationBalakrishnan Nair, N. Paristhithi Vijnanam. Trivandrum: State institute of languages, 1971.
MLA Edition CitationBalakrishnan Nair, N. Paristhithi Vijnanam. State institute of languages, 1971.
Warning: These citations may not always be 100% accurate.