Casement, R., & Dudgeon, J. (2002). Roger Casement: The black diaries: With a study of his background, sexuality, and irish political life / Roger Casement ; Jeffrey Dudgeon (1. Auflage.). Belfast Press.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Casement, Roger, و Jeffrey Dudgeon. Roger Casement: The Black Diaries: With a Study of His Background, Sexuality, and Irish Political Life / Roger Casement ; Jeffrey Dudgeon. 1. Auflage. Belfast: Belfast Press, 2002.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Casement, Roger, و Jeffrey Dudgeon. Roger Casement: The Black Diaries: With a Study of His Background, Sexuality, and Irish Political Life / Roger Casement ; Jeffrey Dudgeon. 1. Auflage. Belfast Press, 2002.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.