APA aipamena

Haggard, S., & McCubbins, M. D. (2001). Presidents, parliaments, and policy. Cambridge University Press.

Chicago Style aipamena

Haggard, Stephan, and Mathew D. McCubbins. Presidents, Parliaments, and Policy. Cambridge, England: Cambridge University Press, 2001.

MLA aipamena

Haggard, Stephan, and Mathew D. McCubbins. Presidents, Parliaments, and Policy. Cambridge University Press, 2001.