Asher, R. E. (1989). Malayala bhasha - sahitya padhanangal. D.C.Books.
シカゴスタイル引用形Asher, Ronald E. Malayala Bhasha - Sahitya Padhanangal. Kottayam: D.C.Books, 1989.
MLA引用形式Asher, Ronald E. Malayala Bhasha - Sahitya Padhanangal. D.C.Books, 1989.
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