Gaya APA

Pierson, P., Hacker, , J, S. (2012). Presidents and the political economy: the coalitional foundations of presidential power (e-journal) (Vol. 42, Issue 1). : John Wiley & Sons, Inc..

Gaya MLA

Pierson, Paul., Hacker, , Jacob, S. "Presidents and the political economy: the coalitional foundations of presidential power (e-journal)". Vol. 42, Issue 1 : John Wiley & Sons, Inc., 2012. Artikel Jurnal.