Mike Conroy, "Of Clicky-Bas & .303s", War Stories: A Graphic History, New York: Ilex/Collins, 2009, ISBN978-0-06-173112-9, p. 158.
Denis Gifford, The International Book of Comics, London: Hamlyn; New York: Crescent, 1984, ISBN0-517-43927-1, pp. 146–47.
Andrew Kirby, "The Construction of Geopolitical Images: The world according to Biggies [sic] (and other fictional characters)" in Klaus Dodds and David Atkinson, Geopolitical Traditions: A Century of Geopolitical Thought, London: Routledge, 2000, ISBN0-415-17248-9, uses his "dim recollections" of this series as an example of "long-standing imperial themes" that remained popular in comics until the 1950s (and in this case "was still going strong in the early 1960s"): p. 56, note 3, p. 69. A.H. Halsey, Change in British Society, Oxford University Press, 1978, 3rd ed. 1986, ISBN0-19-219218-3, p. 54 refers to it as "the imperial ethic in its purest form". A scholar writing in Historical Research Volume 67, Issue 163 (1994) points out that this was a common theme in the boys' story papers in the interwar years: p. 154, note 47.
Michael Paris, Warrior Nation: Images of War in British Popular Culture, 1850–2000, London: Reaktion, 2002, ISBN1-86189-145-8, p. 164 emphasizes the violent solution to problems, quoting a description of the Wolf as "the man who makes peace by starting wars".
The Wizard issue 665, 31 August 1935, quoted in Dorothea Flothow, Told in Gallant Stories: Erinnerungsbilder des Krieges in britischer Kinder- und Jugendromanen 1870–1939, Würzburg: Königshausen & Neumann, 2007, ISBN978-3-8260-3497-8, p. 185(in German), emphasising the brutality of the stories.
William Oliver Guillemont Lofts and Derek John Adley, The Men Behind Boys' Fiction, London: Baker, 1970, ISBN0-09-304770-3, p. 10.
Kate Agnew, Geoff Fox, Children at War: From the First World War to the Gulf, London: Continuum, 2001, ISBN0-8264-4849-6, p. 26.
Joseph McAleer, Popular Reading and Publishing in Britain 1914–1950, Oxford: Clarendon, 1992, ISBN0-19-820329-2, p. 201, quoting The Wizard 29 March 1941.
"Waking the Dead," Cinefantastique Volume 35, Issues 1–6, 2003, p. 21: "This is supposedly the father of an obscure, but interesting British boy's character from the 1930s called 'The Wolf of Kabul' who is this brutal British colonialist, but nevertheless, that was how we liked our heroes back then".
