Bennekom, J. v., Jonkers, G., Tillmans, W., & LaBruce, B. (2006). Butt book: The best of the first 5 years of Butt Magazine ; [adventures in 21st century gay subculture] / edited by Jop van Bennekom and Gert Jonkers in collaboration with Wolfgang Tillmans. With an introduction by Bruce LaBruce. Taschen.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Bennekom, Jop van, Gert Jonkers, Wolfgang Tillmans, و Bruce LaBruce. Butt Book: The Best of the First 5 Years of Butt Magazine ; [adventures in 21st Century Gay Subculture] / Edited by Jop Van Bennekom and Gert Jonkers in Collaboration with Wolfgang Tillmans. With an Introduction by Bruce LaBruce. Hong Kong [u.a.]: Taschen, 2006.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Bennekom, Jop van, et al. Butt Book: The Best of the First 5 Years of Butt Magazine ; [adventures in 21st Century Gay Subculture] / Edited by Jop Van Bennekom and Gert Jonkers in Collaboration with Wolfgang Tillmans. With an Introduction by Bruce LaBruce. Taschen, 2006.