APA Style

Johnson , Janet Buttolph. (2012). Political Science Research Methods, 7th ed. . Los Angeles: Sage.

Chicago Style

Johnson , Janet Buttolph. Political Science Research Methods, 7th ed.. Los Angeles: Sage, 2012. Text.

MLA Style

Johnson , Janet Buttolph. Political Science Research Methods, 7th ed.. Los Angeles: Sage, 2012. Text.

Turabian Style

Johnson , Janet Buttolph. Political Science Research Methods, 7th ed.. Los Angeles: Sage, 2012. Print.