CRITIS 2009 <2009, Bonn, Germany>. (2010). Critical information infrastructures security: 4th international workshop, CRITIS 2009, Bonn, Germany, September 30-October 2, 2009 : revised papers. Springer.
Chicago Style (17th ed.) CitationCRITIS 2009 <2009, Bonn, Germany>. Critical Information Infrastructures Security: 4th International Workshop, CRITIS 2009, Bonn, Germany, September 30-October 2, 2009 : Revised Papers. Berlin: Springer, 2010.
MLA (9th ed.) CitationCRITIS 2009 <2009, Bonn, Germany>. Critical Information Infrastructures Security: 4th International Workshop, CRITIS 2009, Bonn, Germany, September 30-October 2, 2009 : Revised Papers. Springer, 2010.
Warning: These citations may not always be 100% accurate.