Cita APA (7a ed.)

Ornstein, N. J., Mann, T. E., & Malbin, M. J. (2008). Vital Statistics on Congress 2008. Brookings Institution Press.

Cita Chicago Style (17a ed.)

Ornstein, Norman J., Thomas E. Mann, y Michael J. Malbin. Vital Statistics on Congress 2008. Washington, D.C.: Brookings Institution Press, 2008.

Cita MLA (8a ed.)

Ornstein, Norman J., et al. Vital Statistics on Congress 2008. Brookings Institution Press, 2008.