Bräuninger, M. (2007). HWWI Policy Paper.
Cita Chicago (17th ed.)Bräuninger, Michael. HWWI Policy Paper. 2007.
Cita MLA (8th ed.)Bräuninger, Michael. HWWI Policy Paper. 2007.
Atenció: Aquestes cites poden no estar 100% correctes.
Cita APA (7th ed.)