Gopalan, A. K. (1973). Ente Videshayathrakal. Sahitya Pravarthaka Co-operative Society Ltd.
シカゴスタイル引用形Gopalan, A. K. Ente Videshayathrakal. Kottayam: Sahitya Pravarthaka Co-operative Society Ltd, 1973.
MLA引用形式Gopalan, A. K. Ente Videshayathrakal. Sahitya Pravarthaka Co-operative Society Ltd, 1973.
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