Harrington, J. L. (2016). Relational database design and implementation: Clearly explained (4th edition.). Elsevier.
Lua i Stíl Chicago (17ú heag.)Harrington, Jan L. Relational Database Design and Implementation: Clearly Explained. 4th edition. Cambridge, MA: Elsevier, 2016.
Lua MLA (9ú heag.)Harrington, Jan L. Relational Database Design and Implementation: Clearly Explained. 4th edition. Elsevier, 2016.
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