Lua APA (7ú heag.)

Nielsen, G. L. (1967). A critical inquiry into feasability studies for automated business systems. Univ. Microfilms.

Lua i Stíl Chicago (17ú heag.)

Nielsen, Gordon Lloyd. A Critical Inquiry into Feasability Studies for Automated Business Systems. Austin, Texas, (Ann Arbor, Mich.: Univ. Microfilms, 1967.

Lua MLA (8ú heag.)

Nielsen, Gordon Lloyd. A Critical Inquiry into Feasability Studies for Automated Business Systems. Univ. Microfilms, 1967.

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