Sukumaran, N. (1971). Prathamika krsitatvannal. State Institute of Languages.
Chicago Edition CitationSukumaran, N. Prathamika Krsitatvannal. Trivandrum: State Institute of Languages, 1971.
Deismireacht MLASukumaran, N. Prathamika Krsitatvannal. State Institute of Languages, 1971.
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