Mary Allen, Wendy Yen (1979). Introduction to Measurement Theory. Brooks & Cole. ISBN 0-8185-0283-5.

Joshua D. Angrist and Jörn-Steffen Pischke (2009). Mostly Harmless Econometrics: An Empiricist's Companion. Princeton University Press. ISBN 9780691120355, https://www.mostlyharmlesseconometrics.com/.

Frank E. Harrell. Jr. (2015). Regression Modeling Strategies: With Applications to Linear Models, Logistic and Ordinal Regression, and Survival Analysis (2nd Ed.). Springer. ISBN 978-3-319-19424-0, https://hbiostat.org/doc/rms/book/.

Paul Kline (1999). Handbook of Psychological Testing (2nd Ed.). Routledge. ISBN 9780415211581.

Ariel Linden (2015). “Conducting Interrupted Time-series Analysis for Single- and Multiple-group Comparisons.” The Stata Journal, 15(2), -20. doi:10.1177/1536867X1501500208.

Corresponding BibTeX entries:

  @Book{,
    title = {Introduction to Measurement Theory},
    author = {{Mary Allen, Wendy Yen}},
    year = {1979},
    publisher = {Brooks & Cole},
    isbn = {0-8185-0283-5},
  }

  @Book{,
    title = {Mostly Harmless Econometrics: An Empiricist's Companion},
    author = {{Joshua D. Angrist and Jörn-Steffen Pischke}},
    year = {2009},
    publisher = {Princeton University Press},
    url = {https://www.mostlyharmlesseconometrics.com/},
    isbn = {9780691120355},
  }

  @Book{,
    title = {Regression Modeling Strategies: With Applications to
      Linear Models, Logistic and Ordinal Regression, and Survival
      Analysis (2nd Ed.)},
    author = {{Frank E. Harrell. Jr.}},
    year = {2015},
    publisher = {Springer},
    url = {https://hbiostat.org/doc/rms/book/},
    isbn = {978-3-319-19424-0},
  }

  @Book{,
    title = {Handbook of Psychological Testing (2nd Ed.)},
    author = {{Paul Kline}},
    year = {1999},
    publisher = {Routledge},
    isbn = {9780415211581},
  }

  @Article{,
    title = {Conducting Interrupted Time-series Analysis for Single-
      and Multiple-group Comparisons},
    author = {{Ariel Linden}},
    journal = {The Stata Journal},
    year = {2015},
    volume = {15},
    number = {2},
    pages = {-20},
    doi = {10.1177/1536867X1501500208},
  }