Siraj, M. (1974). Sankhya vyuhangal. State Institute of Languages.
Chicago Style aipamenaSiraj, M. Sankhya Vyuhangal. Trivandrum: State Institute of Languages, 1974.
MLA aipamenaSiraj, M. Sankhya Vyuhangal. State Institute of Languages, 1974.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.