توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Butler, W. F. (1874). The wild North Land: Being the story of a winter journey, with dogs, across northern North America (3a. ed.). Sampson Low, Marston, Low, & Searle.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Butler, W. F. The Wild North Land: Being the Story of a Winter Journey, with Dogs, Across Northern North America. 3a. ed. Londres: Sampson Low, Marston, Low, & Searle, 1874.

توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)

Butler, W. F. The Wild North Land: Being the Story of a Winter Journey, with Dogs, Across Northern North America. 3a. ed. Sampson Low, Marston, Low, & Searle, 1874.