APA aipamena

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

Chicago Style aipamena

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

MLA aipamena

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