O'Donnell, G., Schmitter, P. C., & Whitehead, L. (1986). Transition from authoritarian rule: Southern Europe. John Hopkins University Press.
Chicago Style (17th ed.) CitationO'Donnell, Guillermo, Philippe C. Schmitter, and Lawrence Whitehead. Transition from Authoritarian Rule: Southern Europe. London: John Hopkins University Press, 1986.
MLA (9th ed.) CitationO'Donnell, Guillermo, et al. Transition from Authoritarian Rule: Southern Europe. John Hopkins University Press, 1986.
Warning: These citations may not always be 100% accurate.