Ohmae, K. (2001). The Invisible Continent four strategic imperatives of the new economy (1.). Harper Business.
Tohutoru Kātū Chicago (17th ed.)Ohmae, Kenichi. The Invisible Continent Four Strategic Imperatives of the New Economy. 1. USA: Harper Business, 2001.
Tohutoro MLA (9th ed.)Ohmae, Kenichi. The Invisible Continent Four Strategic Imperatives of the New Economy. 1. Harper Business, 2001.