APA (7th ed.) Citation

United States. Supreme Court & Guidance Associates. (1989). Supreme Court decisions that changed the nation: U.S. v. Nixon. Guidance Associates.

Chicago Style (17th ed.) Citation

United States. Supreme Court and Guidance Associates. Supreme Court Decisions That Changed the Nation: U.S. V. Nixon. Mt. Kisco, N.Y.: Guidance Associates, 1989.

MLA (9th ed.) Citation

United States. Supreme Court and Guidance Associates. Supreme Court Decisions That Changed the Nation: U.S. V. Nixon. Guidance Associates, 1989.