Alexander, W. (1976). Sasya paristhiti vijnanam. State Institute of Languages.
Chicago Style aipamenaAlexander, Walter. Sasya Paristhiti Vijnanam. Trivandrum: State Institute of Languages, 1976.
MLA aipamenaAlexander, Walter. Sasya Paristhiti Vijnanam. State Institute of Languages, 1976.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.