Groner, L. (2011). Ext JS 4 first look: A practical guide including examples of the new features in Ext JS 4 and tips to migrate from Ext JS 3. Packt Pub..
Lua i Stíl Chicago (17ú heag.)Groner, Loiane. Ext JS 4 First Look: A Practical Guide Including Examples of the New Features in Ext JS 4 and Tips to Migrate from Ext JS 3. Birmingham, U.K.: Packt Pub., 2011.
Lua MLA (9ú heag.)Groner, Loiane. Ext JS 4 First Look: A Practical Guide Including Examples of the New Features in Ext JS 4 and Tips to Migrate from Ext JS 3. Packt Pub., 2011.
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