(en-GB) Dave Cullen, « The reluctant killer », The Guardian, (ISSN0261-3077, lire en ligne, consulté le )« Eric designed at least seven big bombs, working off the Anarchist Cookbook he found on the web. »
(en-GB) Dave Cullen, « The reluctant killer », The Guardian, (ISSN0261-3077, lire en ligne, consulté le )« Eric designed at least seven big bombs, working off the Anarchist Cookbook he found on the web. »