APA (7th ed.) Zitazioa
Singh,S.K. (2013). Database system: Concepts,Design and Application (2nd ed.). Pearson.
Chicago Style (17th ed.) Zitazioa
Singh,S.K. Database System: Concepts,Design and Application. 2nd ed. Delhi: Pearson, 2013.
MLA (9th ed.) Zitazioa
Singh,S.K. Database System: Concepts,Design and Application. 2nd ed. Pearson, 2013.
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