P Govindapillai. (2012). Kerala navodhanam- nalam sanchika: Madhyama parvam. Chintha.
Dyfyniad Arddull ChicagoP Govindapillai. Kerala Navodhanam- Nalam Sanchika: Madhyama Parvam. Trivandrum: Chintha, 2012.
Dyfyniad MLAP Govindapillai. Kerala Navodhanam- Nalam Sanchika: Madhyama Parvam. Chintha, 2012.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.