Wiebe, R. (2012). Mac application development by example beginner's guide: A comprehensive and practical guide, for absolute beginners, to developing your own App for Mac OS X. Packt Pub..
Lua i Stíl Chicago (17ú heag.)Wiebe, Robert. Mac Application Development by Example Beginner's Guide: A Comprehensive and Practical Guide, for Absolute Beginners, to Developing Your Own App for Mac OS X. Birmingham, UK: Packt Pub., 2012.
Lua MLA (9ú heag.)Wiebe, Robert. Mac Application Development by Example Beginner's Guide: A Comprehensive and Practical Guide, for Absolute Beginners, to Developing Your Own App for Mac OS X. Packt Pub., 2012.
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