Johannes, Muntschick. The Southern African Development Community (SADC) and the European Union (EU) : Regionalism and External Influence, 9 octubre 2017, p. 187–228. ISBN 9783319453309. OCLC1005921955.
Johannes, Muntschick. The Southern African Development Community (SADC) and the European Union (EU) : Regionalism and External Influence, 9 octubre 2017, p. 153–186. ISBN 9783319453309. OCLC1005921955.