Narayanaswamy, S., & Gopalakrishnan Nair, K. (2002). Sourorjam samrudhorjam. State Institute of Languages, Kerala.
Čikaški stil citiranjaNarayanaswamy, S., i K. Gopalakrishnan Nair. Sourorjam Samrudhorjam. Thiruvananthapuram: State Institute of Languages, Kerala, 2002.
MLA način citiranjaNarayanaswamy, S., i K. Gopalakrishnan Nair. Sourorjam Samrudhorjam. State Institute of Languages, Kerala, 2002.
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