APA (7th ed.) Zitazioa

Computer Programming, DP & Related Services Industry Yearbook. IHS Markit Ltd.

Chicago Style (17th ed.) Zitazioa

Computer Programming, DP & Related Services Industry Yearbook. IHS Markit Ltd.

MLA (9th ed.) Zitazioa

Computer Programming, DP & Related Services Industry Yearbook. IHS Markit Ltd.

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