TY - BOOK AU - Merrill,Samuel AU - Grofman,Bernard TI - A unified theory of voting : : directional and proximity spatial models SN - 0-521-6622-2 AV - JF1001.M475 PY - 1999/// CY - New York PB - Cambridge University Press KW - Voting KW - Social choice KW - France N1 - Includes bibliographical references ER -