Grofman, B., & Merrill III, S. (1999). A Unified Theory of Voting: Directional and Proximity Spatial Models.
Chicago Edition CitationGrofman, Bernard, and Samuel Merrill III. A Unified Theory of Voting: Directional and Proximity Spatial Models. Cambridge, Cambridge University Press, 1999.
MLA Edition CitationGrofman, Bernard, and Samuel Merrill III. A Unified Theory of Voting: Directional and Proximity Spatial Models. 1999.
Warning: These citations may not always be 100% accurate.