APA-referens (7:e uppl.)
Haarmann, C., & et al. (2012). Making the difference! The BIG in Namibia. Basic income grant pilot project. Assessment report. BIG Coalition.
Chicago-referens (17:e uppl.)
Haarmann, C., och et al. Making the Difference! The BIG in Namibia. Basic Income Grant Pilot Project. Assessment Report. [s.l.]: BIG Coalition, 2012.
MLA-referens (9:e uppl.)
Haarmann, C., och et al. Making the Difference! The BIG in Namibia. Basic Income Grant Pilot Project. Assessment Report. BIG Coalition, 2012.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.