Unnikrishnan Puthoor. (1989). Gajarajan Guruvayoor Kesavan. Sahitya Pravartaka Co-operative Society.
シカゴスタイル引用形Unnikrishnan Puthoor. Gajarajan Guruvayoor Kesavan. Kottayam: Sahitya Pravartaka Co-operative Society, 1989.
MLA引用形式Unnikrishnan Puthoor. Gajarajan Guruvayoor Kesavan. Sahitya Pravartaka Co-operative Society, 1989.
警告: この引用は必ずしも正確ではありません.