APA (7th ed.) Zitazioa
Cato Institute, ebrary, Inc, Crane, E. H., & Boaz, D. (2003). Cato handbook for Congress: Policy recommendations for the 108th Congress. Cato Institute.
Chicago Style (17th ed.) Zitazioa
Cato Institute, Inc ebrary, Edward H. Crane, eta David Boaz. Cato Handbook for Congress: Policy Recommendations for the 108th Congress. Washington, D.C.: Cato Institute, 2003.
MLA (9th ed.) Zitazioa
Cato Institute, et al. Cato Handbook for Congress: Policy Recommendations for the 108th Congress. Cato Institute, 2003.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.