@book{oai:ir.ide.go.jp:00028061,
 author = {小池, 洋一},
 month = {},
 note = {Ja/658/Aj13, application/pdf, AAM008400_008},
 publisher = {アジア経済研究所},
 title = {第6章 事業の多角化},
 year = {1991}
}