Kunjurajan Ayyanavar, M. A. (2010). Aiyn to Ayyanavar and the origin of letters.
Dyfyniad Arddull ChicagoKunjurajan Ayyanavar, M; Author. Aiyn to Ayyanavar and the Origin of Letters. Thiruvanthapuram, Association for Ayyanavar Studies, 2010.
Dyfyniad MLAKunjurajan Ayyanavar, M; Author. Aiyn to Ayyanavar and the Origin of Letters. 2010.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.