Khare, R. (1992). Eugene O'Neill and his visionary quest. Mittal.
Chicago Style (17th ed.) ZitazioaKhare, R.R.,1928-. Eugene O'Neill and His Visionary Quest. New Delhi: Mittal, 1992.
MLA (9th ed.) ZitazioaKhare, R.R.,1928-. Eugene O'Neill and His Visionary Quest. Mittal, 1992.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.