APA (7th ed.) Citation

Edwards, G. C. (1989). At the margins: Presidential leadership of Congress. Yale University Press.

Chicago Style (17th ed.) Citation

Edwards, George C. At the Margins: Presidential Leadership of Congress. New Haven: Yale University Press, 1989.

MLA (8th ed.) Citation

Edwards, George C. At the Margins: Presidential Leadership of Congress. Yale University Press, 1989.