APA (7th ed.) Citation

Petzold, C. (2004). Programming in the key of C#: A primer for aspiring programmers. Microsoft Press.

Chicago Style (17th ed.) Citation

Petzold, Charles. Programming in the Key of C#: A Primer for Aspiring Programmers. Redmond, Wash: Microsoft Press, 2004.

MLA (9th ed.) Citation

Petzold, Charles. Programming in the Key of C#: A Primer for Aspiring Programmers. Microsoft Press, 2004.