APA (7th ed.) Citation

Kries, D. (2007). The problem of natural law. Lexington Books.

Chicago Style (17th ed.) Citation

Kries, Douglas. The Problem of Natural Law. Lanham, Md. [u.a.]: Lexington Books, 2007.

MLA (8th ed.) Citation

Kries, Douglas. The Problem of Natural Law. Lexington Books, 2007.

Warning: These citations may not always be 100% accurate.