Styl cytowania APA

Gray, J. C. (1963). The nature and sources of the law (2nd ed.). Beacon Press.

Styl cytowania Chicago

Gray, John Chipman. The Nature and Sources of the Law. 2nd ed. Boston: Beacon Press, 1963.

Styl cytowania MLA

Gray, John Chipman. The Nature and Sources of the Law. 2nd ed. Beacon Press, 1963.