Sanu M K. (2011). P K Balakrishnan Urangatha Maneeshi (1st.). Sahitya Pravartaka Co-operative Society.
シカゴスタイル引用形Sanu M K. P K Balakrishnan Urangatha Maneeshi. 1st. Kottayam: Sahitya Pravartaka Co-operative Society, 2011.
MLA引用形式Sanu M K. P K Balakrishnan Urangatha Maneeshi. 1st. Sahitya Pravartaka Co-operative Society, 2011.
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