Gangadharan Thikkurissi. (2004). Kerala Varma Patanamgal (a study on Kerala Varma). Sahithya Kairali Publications.
シカゴスタイル引用形Gangadharan Thikkurissi. Kerala Varma Patanamgal (a Study on Kerala Varma). Balaramapuram: Sahithya Kairali Publications, 2004.
MLA引用形式Gangadharan Thikkurissi. Kerala Varma Patanamgal (a Study on Kerala Varma). Sahithya Kairali Publications, 2004.
警告: この引用は必ずしも正確ではありません.