Langfors, B., & Stuart, A. V. G. (1986). Trends in information systems. North-Holland Publishing Company.
Chicago Style aipamenaLangfors, B., and A Verrijin G.Bracchi Stuart. Trends in Information Systems. Amsterdam: North-Holland Publishing Company, 1986.
MLA aipamenaLangfors, B., and A Verrijin G.Bracchi Stuart. Trends in Information Systems. North-Holland Publishing Company, 1986.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.