The following list of journal articles and books provide extended reading on topics covered in chapter 3 in the second edition. Please note that journal articles are free to access, whereas book extracts (denoted by methods.sagepub.com URLs) require your university to have a subscription to SAGE Research Methods.

Biesta, G. (2015). On the two cultures of educational research, and how we might move ahead: Reconsidering the ontology, axiology and praxeology of education. European Educational Research Journal, 14(1), 11-22.
This article explores two different ontological schools of thought concerning educational research in Europe.