VENUGOPALA,PANIKKAR. (1981). SWANAMANDALAM: PHONETICS. NATIONAL BOOK STALL.
Chicago Style aipamenaVENUGOPALA,PANIKKAR. SWANAMANDALAM: PHONETICS. Kottayam: NATIONAL BOOK STALL, 1981.
MLA aipamenaVENUGOPALA,PANIKKAR. SWANAMANDALAM: PHONETICS. NATIONAL BOOK STALL, 1981.
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