@book{63930,
	author = {Johnston, Harry H},
	title = {A History of The Colonization of Africa By Alien Races / },
	publisher = {At the University Press,},
	year = {1913.},
	address = {Cambridge :  },
	url = {https://fll.law.cu.edu.eg/fulltext/bks/B11-00231.pdf}
}