Sundarajan, S. (1991). Ancient Tamil Country: Its social and Economic Structure. Navrang.
Chicago Style aipamenaSundarajan, S. Ancient Tamil Country: Its Social and Economic Structure. New Delhi: Navrang, 1991.
MLA aipamenaSundarajan, S. Ancient Tamil Country: Its Social and Economic Structure. Navrang, 1991.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.