Kurup, K. K. N. (1980). Arya-Dravida Ghatakangal Malabarile Nadankalayil. The State Institute of Languages.
शिकागो स्टाइल उद्धरणKurup, K. K. N. Arya-Dravida Ghatakangal Malabarile Nadankalayil. Thiruvananthapuram: The State Institute of Languages, 1980.
एमएलए उद्धरणKurup, K. K. N. Arya-Dravida Ghatakangal Malabarile Nadankalayil. The State Institute of Languages, 1980.
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