APA

Portis E. B., Gundersen Adolf G & Shively Ruth Lessl. (2000). Political theory and partisan politics. Albany: State University of New York Press.

Chicago

Portis Edward Bryan, Gundersen Adolf G and Shively Ruth Lessl. 2000. Political theory and partisan politics. Albany: State University of New York Press.

Harvard

Portis E. B., Gundersen Adolf G and Shively Ruth Lessl. (2000). Political theory and partisan politics. Albany: State University of New York Press.

MLA

Portis Edward Bryan, Gundersen Adolf G and Shively Ruth Lessl. Political theory and partisan politics. Albany: State University of New York Press. 2000.