Hutchinson, S. E. (2000). Computers and information systems. Irwin.
Chicago Style (17th ed.) ZitazioaHutchinson, Sarah E. Computers and Information Systems. Chicago: Irwin, 2000.
MLA (9th ed.) ZitazioaHutchinson, Sarah E. Computers and Information Systems. Irwin, 2000.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.