Hamel, G. (1994). Competing for the Future. McGraw Hill.
Cita Chicago (17th ed.)Hamel, Gary. Competing for the Future. McGraw Hill, 1994.
Cita MLA (9th ed.)Hamel, Gary. Competing for the Future. McGraw Hill, 1994.
Atenció: Aquestes cites poden no estar 100% correctes.