P Valsala. (2007). Unnikkoran chathopadhyaya. Chintha publications.
Chicago Edition CitationP Valsala. Unnikkoran Chathopadhyaya. Trivandrum: Chintha publications, 2007.
MLA Edition CitationP Valsala. Unnikkoran Chathopadhyaya. Chintha publications, 2007.
Warning: These citations may not always be 100% accurate.