Smith, S. S. (1989). Call to order: Floor practices in the House and Senate. Brookings Institution.
Cita Chicago (17th ed.)Smith, Steven S. Call to Order: Floor Practices in the House and Senate. Washington, D. C: Brookings Institution, 1989.
Cita MLA (9th ed.)Smith, Steven S. Call to Order: Floor Practices in the House and Senate. Brookings Institution, 1989.
Atenció: Aquestes cites poden no estar 100% correctes.