Леополд II од Белгије — разлика између измена

* Ó Síocháin, Séamas: ''Roger Casement: Imperialist, Rebel, Revolutionary''. Dublin. {{page1|location=|publisher=Lilliput Press|year=2008|id=|pages=}}.

* {{cite journal|last=Roes |first=Aldwin |title=Towards a History of Mass Violence in the Etat Indépendant du Congo, 1885–1908 |journal=South African Historical Journal |volume=62 |issue=4 |year=2010 |doi=10.1080/02582473.2010.519937|pages=634-70}}

* Viaene, Vincent. "King Leopold's imperialism and the origins of the Belgian colonial party, 1860–1905." ''Journal of Modern History'' 80.4 (2008): 741-790.

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