SHIVELY, W. P. (2012). Power & choice: An introduction to political science. McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)SHIVELY, W. Phillips. Power & Choice: An Introduction to Political Science. McGraw-Hill, 2012.
Lua MLA (9ú heag.)SHIVELY, W. Phillips. Power & Choice: An Introduction to Political Science. McGraw-Hill, 2012.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.