African Insurgencies(Kobo/電子書)

Libya(Kobo/電子書)

Global Security Watch—Sudan(Kobo/電子書)

Historical Dictionary of the Republic of Guinea-Bissau(Kobo/電子書)

Historical Dictionary of Ancient Nubia(Kobo/電子書)

Historical Dictionary of Medieval Christian Nubia(Kobo/電子書)

Historical Dictionary of the Sudan(Kobo/電子書)