Colvin, S. A guilty text?: Violence as conceived by an authors' collective around Ulrike Meinhof in 1968, and the question (again) of the relationship between the '68-ers and the RAF / Sarah Colvin. Politische Gewalt in Deutschland : Ursprünge, Ausprägungen, Konsequenzen.(2014).
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Colvin, Sarah. "A Guilty Text?: Violence as Conceived by an Authors' Collective Around Ulrike Meinhof in 1968, and the Question (again) of the Relationship Between the '68-ers and the RAF / Sarah Colvin." Politische Gewalt in Deutschland : Ursprünge, Ausprägungen, Konsequenzen.(2014) .
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Colvin, Sarah. "A Guilty Text?: Violence as Conceived by an Authors' Collective Around Ulrike Meinhof in 1968, and the Question (again) of the Relationship Between the '68-ers and the RAF / Sarah Colvin." Politische Gewalt in Deutschland : Ursprünge, Ausprägungen, Konsequenzen.(2014), .