Your course textbook can be accessed via the Redshelf link in the Getting Started module.
Research and Evaluation in Education and Psychology. Integrating Diversity with Quantitative, Qualitative and Mixed Methods
Mertens, D. M. (2019). Research and evaluation in education and psychology. Integrating diversity with quantitative, qualitative and mixed methods (5th ed.). Sage Publications.
Read Chapter 3 for an overview of the role of research literature in identifying a research focus and research problem.