Paul Gravett, Great British Comics: Nostalgia Ain't What It Used To Be, su paulgravett.com, Comics International, 2005. URL consultato il 4 giugno 2009.
«Action's topicality and extreme images sparked a media furore and distributor crackdown, but from its ashes arose 2000AD, the same themes transposed into the 'fantasy' future of science fiction but as dark and disturbing as ever.»