Petzold, C. (2004). Programming in the key of C#: A primer for aspiring programmers. Microsoft Press.
Lua i Stíl Chicago (17ú heag.)Petzold, Charles. Programming in the Key of C#: A Primer for Aspiring Programmers. Redmond, Wash: Microsoft Press, 2004.
Lua MLA (9ú heag.)Petzold, Charles. Programming in the Key of C#: A Primer for Aspiring Programmers. Microsoft Press, 2004.
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