KOCHUMMAN C & MATHEW K M. (1974). PRAGATAKALANAM. KERALA BHASHA INSTITUTE.
Chicago Edition CitationKOCHUMMAN C & MATHEW K M. PRAGATAKALANAM. Trivandrum: KERALA BHASHA INSTITUTE, 1974.
MLA Edition CitationKOCHUMMAN C & MATHEW K M. PRAGATAKALANAM. KERALA BHASHA INSTITUTE, 1974.
Warning: These citations may not always be 100% accurate.