1. Discovering statistics using IBM SPSS statistics Field, Andy P., London : SAGE, [2024] ATP511 PSY509 PSY213 CP516 PSY510 PSY501 BUS220 BUS472
2. IBM SPSS statistics 29 step by step: a simple guide and reference George, Darren, New York, NY ; Routledge, 2024. SW510 SW342 BUS320 PSY510
3. Research design: qualitative, quantitative, and mixed methods approaches Creswell, John W., Los Angeles, California ; SAGE Publications, Inc., [2023] SW510 PSY510 CP607 SOC221
