PENNINGS, P., KEMAN, H., & KLEINNIJENHUIS, J. (1999). Doing research in political sciences: An introduction to comparative methods and statistics. London: Sage.
Chicago Style CitationPENNINGS, Paul, Hans KEMAN, and Jan KLEINNIJENHUIS. Doing Research in Political Sciences: An Introduction to Comparative Methods and Statistics. London: Sage, 1999.
MLA CitationPENNINGS, Paul, Hans KEMAN, and Jan KLEINNIJENHUIS. Doing Research in Political Sciences: An Introduction to Comparative Methods and Statistics. London: Sage, 1999.
Warning: These citations may not always be 100% accurate.