APA-referens (7:e uppl.)
Wippel, S. (2015). Economic Research on the Arab World and the Middle East – A Neglected Field of Study in Germany. Vol 4 (2015). https://doi.org/10.17192/meta.2015.4.3492
Chicago-referens (17:e uppl.)
Wippel, Steffen. "Economic Research on the Arab World and the Middle East – A Neglected Field of Study in Germany." Vol 4 (2015) 2015. https://doi.org/10.17192/meta.2015.4.3492.
MLA-referens (9:e uppl.)
Wippel, Steffen. "Economic Research on the Arab World and the Middle East – A Neglected Field of Study in Germany." Vol 4 (2015), 2015, https://doi.org/10.17192/meta.2015.4.3492.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.