Narayanan Akavoor. (1972). Vakathirivu. Sahitya Pravarthaka Sahakarana Sangam.
シカゴスタイル引用形Narayanan Akavoor. Vakathirivu. Kottayam: Sahitya Pravarthaka Sahakarana Sangam, 1972.
MLA引用形式Narayanan Akavoor. Vakathirivu. Sahitya Pravarthaka Sahakarana Sangam, 1972.
警告: この引用は必ずしも正確ではありません.