Alkin MC, Christie CA, Stephen NA. Choosing an Evaluation Theory: A Supplement to Evaluation Roots (3rd Edition). J Multidiscip Eval [Internet]. 2021 Aug. 6 [cited 2025 Feb. 15];17(41):51-60. Available from: https://jmde.journals.publicknowledgeproject.org/index.php/jmde_1/article/view/709