Buzan, T. (2006). Embracing change: Essential steps to make your future today. BBC Active.
Cita Chicago (17th ed.)Buzan, Tony. Embracing Change: Essential Steps to Make Your Future Today. Harlow: BBC Active, 2006.
Cita MLA (8th ed.)Buzan, Tony. Embracing Change: Essential Steps to Make Your Future Today. BBC Active, 2006.
Atenció: Aquestes cites poden no estar 100% correctes.