P K Mohanan. Vidyarthikalkkulla Upanyasangal. DC Books.
Chicago Edition CitationP K Mohanan. Vidyarthikalkkulla Upanyasangal. Kottayam: DC Books.
MLA Edition CitationP K Mohanan. Vidyarthikalkkulla Upanyasangal. DC Books.
Warning: These citations may not always be 100% accurate.