Παραπομπή σε μορφή APA (7η εκδ.)

ebrary, Inc, Shapiro, I., & Bedi, S. (2007). Political contingency: Studying the unexpected, the accidental, and the unforeseen. New York University Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

ebrary, Inc, Ian Shapiro, και Sonu Bedi. Political Contingency: Studying the Unexpected, the Accidental, and the Unforeseen. New York: New York University Press, 2007.

Παραπομπή σε μορφή MLA (9th εκδ.)

ebrary, Inc, et al. Political Contingency: Studying the Unexpected, the Accidental, and the Unforeseen. New York University Press, 2007.