APA (7e ed.) Bronvermelding

Merrill, S., & Grofman, B. (1999). A unified theory of voting: Directional and proximity spatial models. Cambridge University Press.

Chicago (17e ed.) Bronvermelding

Merrill, Samuel, en Bernard Grofman. A Unified Theory of Voting: Directional and Proximity Spatial Models. Cambridge, UK ; New York: Cambridge University Press, 1999.

MLA (9e ed.) Bronvermelding

Merrill, Samuel, en Bernard Grofman. A Unified Theory of Voting: Directional and Proximity Spatial Models. Cambridge University Press, 1999.