Tufte, E. (1974). Data analysis for politics and policy. Prentice-Hall, Inc.
Cita Chicago (17th ed.)Tufte, Edward. Data Analysis for Politics and Policy. New Jersey: Prentice-Hall, Inc, 1974.
Cita MLA (9th ed.)Tufte, Edward. Data Analysis for Politics and Policy. Prentice-Hall, Inc, 1974.
Atenció: Aquestes cites poden no estar 100% correctes.