Delmonte, M., Moro, D., Narduzzo, A., Reale, F., & McKay, A. (2009). The Definitive Guide to Plone (Second Edition.). Apress.
Chicago Style (17th ed.) CitationDelmonte, Maurizio, Davide Moro, Alice Narduzzo, Fabrizio Reale, and Andy McKay. The Definitive Guide to Plone. Second Edition. Berkeley, CA: Apress, 2009.
MLA (8th ed.) CitationDelmonte, Maurizio, et al. The Definitive Guide to Plone. Second Edition. Apress, 2009.
Warning: These citations may not always be 100% accurate.