Valsala. (1985). Unikkoran Chathopaadhayaya. Sahitya Pravarthaka Sahakarana Sangam.
シカゴスタイル引用形Valsala. Unikkoran Chathopaadhayaya. Kottayam: Sahitya Pravarthaka Sahakarana Sangam, 1985.
MLA引用形式Valsala. Unikkoran Chathopaadhayaya. Sahitya Pravarthaka Sahakarana Sangam, 1985.
警告: この引用は必ずしも正確ではありません.