APA (7th ed.) Citation

Gregory, C. O. (1961). Labor and the law (2d rev. ed. with 1961 supplement.). Norton.

Chicago Style (17th ed.) Citation

Gregory, Charles Oscar. Labor and the Law. 2d rev. ed. with 1961 supplement. New York: Norton, 1961.

MLA (9th ed.) Citation

Gregory, Charles Oscar. Labor and the Law. 2d rev. ed. with 1961 supplement. Norton, 1961.