APA (7th ed.) Zitazioa

Ritchie, C. Operating Systems: Incorporating Unix and Windows (2nd.).

Chicago Style (17th ed.) Zitazioa

Ritchie, Colin. Operating Systems: Incorporating Unix and Windows. 2nd. NewDelhi: BPB Publications, 2006.

MLA (9th ed.) Zitazioa

Ritchie, Colin. Operating Systems: Incorporating Unix and Windows. 2nd.

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