Emmel, N., Greenhalgh, J., Manzano, A., Monaghan, M., & Dalkin, S. (2018). Doing realist research. Sage.
Lua i Stíl Chicago (17ú heag.)Emmel, Nick, Joanne Greenhalgh, Ana Manzano, Mark Monaghan, agus Sonia Dalkin. Doing Realist Research. Los Angeles: Sage, 2018.
Lua MLA (9ú heag.)Emmel, Nick, et al. Doing Realist Research. Sage, 2018.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.