Cita APA (7th ed.)

Bräuninger, M., Wenzel, L., & Wohlers, E. (2012). HWWI Policy Paper.

Cita Chicago (17th ed.)

Bräuninger, Michael, Lars Wenzel, i Eckhardt Wohlers. HWWI Policy Paper. 2012.

Cita MLA (8th ed.)

Bräuninger, Michael, et al. HWWI Policy Paper. 2012.