Mathew M Kuzhiveli. (1961). Malayalam popular encyclopaedia Vijnanam (3.). Balan publication.
Chicago Edition CitationMathew M Kuzhiveli. Malayalam Popular Encyclopaedia Vijnanam. 3. Balan publication, 1961.
MLA Edition CitationMathew M Kuzhiveli. Malayalam Popular Encyclopaedia Vijnanam. 3. Balan publication, 1961.
Warning: These citations may not always be 100% accurate.