Cita APA (7th ed.)
Aspeli, M., & Steele, E. (2011). Professional Plone 4 development: Build robust, content-centric web applications with Plone 4. Packt Pub. Open Source.
Cita Chicago (17th ed.)
Aspeli, Martin, i Eric Steele. Professional Plone 4 Development: Build Robust, Content-centric Web Applications with Plone 4. Birmingham, U.K.: Packt Pub. Open Source, 2011.
Cita MLA (9th ed.)
Aspeli, Martin, i Eric Steele. Professional Plone 4 Development: Build Robust, Content-centric Web Applications with Plone 4. Packt Pub. Open Source, 2011.
Atenció: Aquestes cites poden no estar 100% correctes.