Burton, J., & Diederichsen, D. (2015). Helen Marten: Parrot Problems / With contr. by Johanna Burton, Diedrich Diederichsen, Helen Marten and Susanne Pfeffer. Fridericianum ed. by Susanne Pfeffer. Koenig Books [u.a.].
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Burton, Johanna, و Diedrich Diederichsen. Helen Marten: Parrot Problems / With Contr. by Johanna Burton, Diedrich Diederichsen, Helen Marten and Susanne Pfeffer. Fridericianum Ed. by Susanne Pfeffer. London: Koenig Books [u.a.], 2015.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Burton, Johanna, و Diedrich Diederichsen. Helen Marten: Parrot Problems / With Contr. by Johanna Burton, Diedrich Diederichsen, Helen Marten and Susanne Pfeffer. Fridericianum Ed. by Susanne Pfeffer. Koenig Books [u.a.], 2015.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.