Symposium on the 20th Century, an Interplay of Views, Consejo de Europa, & Symposium on the Twentieth Century, an Interplay of Views. (2002). The 20th century: An interplay of views. Council of Europe Publishing.
Chicago Style (17th ed.) CitationSymposium on the 20th Century, an Interplay of Views, Consejo de Europa, and an Interplay of Views Symposium on the Twentieth Century. The 20th Century: An Interplay of Views. Strasbourg: Council of Europe Publishing, 2002.
MLA (9th ed.) CitationSymposium on the 20th Century, an Interplay of Views, et al. The 20th Century: An Interplay of Views. Council of Europe Publishing, 2002.
Warning: These citations may not always be 100% accurate.