Vishnu Narayanan Namboodiri. (1987). Pranayageethangal. Sahitya Pravartaka Co-operative Society.
シカゴスタイル引用形Vishnu Narayanan Namboodiri. Pranayageethangal. Kottayam: Sahitya Pravartaka Co-operative Society, 1987.
MLA引用形式Vishnu Narayanan Namboodiri. Pranayageethangal. Sahitya Pravartaka Co-operative Society, 1987.
警告: この引用は必ずしも正確ではありません.