Reference 
Introduction Example Source Code
Introduction Example Source Code
Introduction Example Source Code
All of the example source code in this reference is release under the GNU General Public License to remain compatible with the Joomla source code.
The source code for full working examples is freely available from the SVN trunk at the Art of Joomla's project on JoomlaCode.org.
If you use any of these sources in your own extensions, you must also license those works under the GNU General Public License.
