Achen, C. H. (1986). Interpreting and using regression ([5th printing].). Sage.
Cita Chicago Style (17a ed.)Achen, Christopher H. Interpreting and Using Regression. [5th printing]. Beverly Hills [etc.]: Sage, 1986.
Cita MLA (9a ed.)Achen, Christopher H. Interpreting and Using Regression. [5th printing]. Sage, 1986.
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