Yogesan, N. J. (1974). Gavya rasathanthram. State institute of languages.
Chicago Edition CitationYogesan, Nair J. Gavya Rasathanthram. Trivandrum: State institute of languages, 1974.
Cita MLAYogesan, Nair J. Gavya Rasathanthram. State institute of languages, 1974.
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