May, G. H. (1996). The future is ours: Foreseeing, managing, and creating the future. Praeger.
Cita Chicago (17th ed.)May, Graham H. The Future Is Ours: Foreseeing, Managing, and Creating the Future. Westport, Conn.: Praeger, 1996.
Cita MLA (9th ed.)May, Graham H. The Future Is Ours: Foreseeing, Managing, and Creating the Future. Praeger, 1996.
Atenció: Aquestes cites poden no estar 100% correctes.