APA引文

Seligman, L. G., & Covington, C. R. (1989). The coalitional presidency. Dorsey Press.

Chicago Style (17th ed.) Citation

Seligman, Lester G., and Cary Raymond Covington. The Coalitional Presidency. Chicago, Ill: Dorsey Press, 1989.

MLA引文

Seligman, Lester G., and Cary Raymond Covington. The Coalitional Presidency. Dorsey Press, 1989.