Guptan Nair, S. (1994). Malayalaniroopanam-innale. State Institute of Languages.
Chicago Style aipamenaGuptan Nair, S. Malayalaniroopanam-innale. Thiruvananthapuram: State Institute of Languages, 1994.
MLA aipamenaGuptan Nair, S. Malayalaniroopanam-innale. State Institute of Languages, 1994.
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