- Doing research in the real world (2nd ed, 2009) / Gray, David E.
- Social research methods (3rd ed, 2008) / Bryman, Alan
- Research made real : a guide for students (2001) / Walsh, Mark
- Doing research in the real world (2004) / Gray, David E.
- Doing your research project : a guide for first time researchers in education, health and social science (4th ed, 2005) / Bell, Judith
- An introduction to qualitative research (3rd ed, 2006) / Flick, Uwe