Heywood, A. (2011). Global politics. Pgrave Macmillan.
Cita Chicago (17th ed.)Heywood, Andrew. Global Politics. Basingstoke, Hampshire: Pgrave Macmillan, 2011.
Cita MLA (9th ed.)Heywood, Andrew. Global Politics. Pgrave Macmillan, 2011.
Atenció: Aquestes cites poden no estar 100% correctes.