APA引文

Avila, H. B. (2007). Theory of legal principles. Springer.

Chicago Style (17th ed.) Citation

Avila, Humberto Bergmann. Theory of Legal Principles. Dordrecht: Springer, 2007.

MLA引文

Avila, Humberto Bergmann. Theory of Legal Principles. Springer, 2007.

警告：這些引文格式不一定是100％准確.