APA (7th ed.) Citation

Paul Pennings. Doing research in political science: An introduction to comparative methods and statistics (2nd ed.).

Chicago Style (17th ed.) Citation

Paul Pennings. Doing Research in Political Science: An Introduction to Comparative Methods and Statistics. 2nd ed. 2005.

MLA (9th ed.) Citation

Paul Pennings. Doing Research in Political Science: An Introduction to Comparative Methods and Statistics. 2nd ed.

Warning: These citations may not always be 100% accurate.