Feyman, R. P., & Menon, C. (1975). Bhautikam: Prsangangal. Institute of languages.
Chicago Style aipamenaFeyman, R P., and C.P Menon. Bhautikam: Prsangangal. Trivandrum: Institute of languages, 1975.
MLA aipamenaFeyman, R P., and C.P Menon. Bhautikam: Prsangangal. Institute of languages, 1975.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.