Balakrishnan. (1971). Paristhithivijnanam. State Instutute of Languages.
Chicago Edition CitationBalakrishnan. Paristhithivijnanam. Trivandrum: State Instutute of Languages, 1971.
MLA引文Balakrishnan. Paristhithivijnanam. State Instutute of Languages, 1971.
警告:這些引文格式不一定是100%准確.