May, G. H. (1996). The future is ours: Foreseeing, managing, and creating the future. Praeger.
Chicago-viite (17. p.)May, Graham H. The Future Is Ours: Foreseeing, Managing, and Creating the Future. Westport, Conn.: Praeger, 1996.
MLA-viite (9. p.)May, Graham H. The Future Is Ours: Foreseeing, Managing, and Creating the Future. Praeger, 1996.
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