Zandstra, M. (2010). PHP objects, patterns, and practice (3rd ed.). Apress.
Lua i Stíl Chicago (17ú heag.)Zandstra, Matt. PHP Objects, Patterns, and Practice. 3rd ed. New York: Apress, 2010.
Lua MLA (9ú heag.)Zandstra, Matt. PHP Objects, Patterns, and Practice. 3rd ed. Apress, 2010.
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