@book{oai:ir.ide.go.jp:00027483,
 author = {Koji, Hayashi},
 month = {},
 note = {F/711.3/Aj3, application/pdf, ARS000400_002, I},
 publisher = {Institute of Developing Economies},
 title = {I. Rural Transformation in African Countries},
 year = {1989}
}