@book{oai:ir.ide.go.jp:00043852,
 author = {原口, 武彦},
 month = {},
 note = {Ja/323.1/B18, application/pdf, KSS045600_004},
 publisher = {アジア経済研究所},
 title = {第１章　アフリカ諸国の部族構成},
 year = {1996}
}