@book{oai:ir.ide.go.jp:00040160,
 author = {Yasushi, Hazama},
 month = {},
 note = {METU/324/Aj2, application/pdf, OPS004100_005},
 publisher = {Institute of Developing Economies (IDE-JETRO)},
 title = {1. Empirical Theories of Electoral Change},
 year = {2007}
}