Belonogov, G. (1997). Automated information-trieval systems. Mir.
Chicago Style (17th ed.) ZitazioaBelonogov, G. Automated Information-trieval Systems. Moscow: Mir, 1997.
MLA (9th ed.) ZitazioaBelonogov, G. Automated Information-trieval Systems. Mir, 1997.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.