Chacko; P T. (1967). Vijnjaanavum Veekshanavum. Sahitya Pravarthaka Co-operative Society Ltd.
シカゴスタイル引用形Chacko; P T. Vijnjaanavum Veekshanavum. Kottayam: Sahitya Pravarthaka Co-operative Society Ltd, 1967.
MLA引用形式Chacko; P T. Vijnjaanavum Veekshanavum. Sahitya Pravarthaka Co-operative Society Ltd, 1967.
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