D Babupaul. Rekhayanam-Niyamasabhaphalithangal. DC Books.
Chicago Edition CitationD Babupaul. Rekhayanam-Niyamasabhaphalithangal. Kottayam: DC Books.
MLA Edition CitationD Babupaul. Rekhayanam-Niyamasabhaphalithangal. DC Books.
Warning: These citations may not always be 100% accurate.