Sivasankarapilla, P. K. (2007). Folklore padanangal. The State Institute of Languages.
Chicago Edition CitationSivasankarapilla, P. K. Folklore Padanangal. Thiruvananthapuram: The State Institute of Languages, 2007.
Cita MLASivasankarapilla, P. K. Folklore Padanangal. The State Institute of Languages, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.