Peethambaran Vattaparambil. (2014). Nattarivukalude Ullarakalilekku. State Institute of Languages.
Chicago Edition CitationPeethambaran Vattaparambil. Nattarivukalude Ullarakalilekku. Thiruvananthapuram: State Institute of Languages, 2014.
MLA Edition CitationPeethambaran Vattaparambil. Nattarivukalude Ullarakalilekku. State Institute of Languages, 2014.
Warning: These citations may not always be 100% accurate.