LeDuc, L., Niemi, R. G., & Noris, P. (2014). Comparing democracies: Elections and voting in the 21st century (4th ed.). Sage Publications.

LeDuc, Lawrence, Richard G. Niemi, and Pippa Noris. Comparing Democracies: Elections and Voting in the 21st Century. 4th ed. Los Angeles: Sage Publications, 2014.

LeDuc, Lawrence, et al. Comparing Democracies: Elections and Voting in the 21st Century. 4th ed. Sage Publications, 2014.