APA引文

Green, N., Hartley, T. C., & Usher, J. A. (1991). The legal foundations of the single European market. Oxford University Press.

Chicago Style (17th ed.) Citation

Green, Nicholas, Trevor C. Hartley, and John A. Usher. The Legal Foundations of the Single European Market. Oxford: Oxford University Press, 1991.

MLA引文

Green, Nicholas, et al. The Legal Foundations of the Single European Market. Oxford University Press, 1991.