The following list of journal articles and books provide extended reading on topics covered in chapter 20 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.

Polanin, J. R., Maynard, B. R., & Dell, N. A. (2016). Overviews in education research: A systematic review and analysis. Review of Educational Research, 87(1).
This recent article discusses the use of systematic reviews in educational research and offer further guidance on their implementation.

Silva, N. R. D., Zaranyika, H., Langer, L., Randall, N., Muchiri, E., & Stewart, R. (2016). Making the most of what we already know: A three-stage approach to systematic reviewing. Evaluation Review.
This recent article explores an approach to conducting systematic reviews with limited resources.