Vlasov L & Trifonov D. (1993). Nooru rasatanthra kathakal. State institute of languages.
Chicago Style aipamenaVlasov L and Trifonov D. Nooru Rasatanthra Kathakal. Thiruvananthapuram: State institute of languages, 1993.
MLA aipamenaVlasov L and Trifonov D. Nooru Rasatanthra Kathakal. State institute of languages, 1993.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.