Chandrika Shankara na. (1991). A. R. Rajarajavarma-Malayalathinte Rajashilpi (2nd ed.). Kerala Bhasha Institute.
Dyfyniad Arddull ChicagoChandrika Shankara na. A. R. Rajarajavarma-Malayalathinte Rajashilpi. 2nd ed. Thiruvananthapuram: Kerala Bhasha Institute, 1991.
Dyfyniad MLAChandrika Shankara na. A. R. Rajarajavarma-Malayalathinte Rajashilpi. 2nd ed. Kerala Bhasha Institute, 1991.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.