Cita APA (7th ed.)

Ehrenberg, A. (1975). Data reduction: Analysing and interpreting statistical data. John Wiley.

Cita Chicago (17th ed.)

Ehrenberg, A.S.C. Data Reduction: Analysing and Interpreting Statistical Data. London: John Wiley, 1975.

Cita MLA (9th ed.)

Ehrenberg, A.S.C. Data Reduction: Analysing and Interpreting Statistical Data. John Wiley, 1975.