1. IBM SPSS statistics 29 step by step: a simple guide and reference George, Darren, New York, NY ; Routledge, 2024. SW510 SW342 PSY510
2. The practice of social research Babbie, Earl R., Boston, MA : Cengage, 2020 SW510 SW342 JOUR441 JOUR203 JOUR442 SOC221
3. Using IBM SPSS statistics: an interactive hands-on approach Aldrich, James O., Thousand Oaks : SAGE Publications, [2019] SW510 SW342
4. Program evaluation: an introduction to an evidence-based approach Royse, David D. (David Daniel), Boston, MA : Cengage Learning, [2016] SW510 SW342 SW341
