OHMAE KENICHI. (2000). INVISIBLE CONTINENT: FOUR STRATEGIES IMPERATIVES OF THE NEW ECONOMY. HARPER COLLINS PUBLISHERS.
Chicago-viite (17. p.)OHMAE KENICHI. INVISIBLE CONTINENT: FOUR STRATEGIES IMPERATIVES OF THE NEW ECONOMY. NEW YORK: HARPER COLLINS PUBLISHERS, 2000.
MLA-viite (9. p.)OHMAE KENICHI. INVISIBLE CONTINENT: FOUR STRATEGIES IMPERATIVES OF THE NEW ECONOMY. HARPER COLLINS PUBLISHERS, 2000.
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