edited by Janet M. Box-Steffensmeier; Henry E. Brady and David Collier. (2008). The. Oxford,New York: Oxford University Press.
Chicago Style aipamenaedited by Janet M. Box-Steffensmeier; Henry E. Brady and David Collier. The. Oxford,New York: Oxford University Press, 2008.
MLA aipamenaedited by Janet M. Box-Steffensmeier; Henry E. Brady and David Collier. The. Oxford,New York: Oxford University Press, 2008.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.