G. Zinkiewicz, “British Socialism in the late 19th Century and the Question of Empire: John Ruskin and William Morris”, in The British Empire: Interdisciplinary Deliberations, K. Kujawińska Courtney and Z. Bednarek, Eds. Poland: Lodz University Press, 2019, pp. 97–110. doi: 10.18778/8142-295-6.07.