توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Carey, H. C. (1872). The unity of law: As exhibited in the relations of physical, social, mental and moral science. H. C. Baird.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Carey, Henry Charles. The Unity of Law: As Exhibited in the Relations of Physical, Social, Mental and Moral Science. Philadelphia: H. C. Baird, 1872.

توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)

Carey, Henry Charles. The Unity of Law: As Exhibited in the Relations of Physical, Social, Mental and Moral Science. H. C. Baird, 1872.