Brace, P., & Hinckley, B. (1992). Follow the leader: Opinion polls and the modern presidents. Basic Books.
Cita Chicago Style (17a ed.)Brace, Paul, y Barbara Hinckley. Follow the Leader: Opinion Polls and the Modern Presidents. New York, N.Y.: Basic Books, 1992.
Cita MLA (8a ed.)Brace, Paul, y Barbara Hinckley. Follow the Leader: Opinion Polls and the Modern Presidents. Basic Books, 1992.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.