Bryant and Charmaz (2010) The SAGE Handbook of Grounded Theory SAGE, London
Charmaz (2014) Constructing Grounded Theory 2e SAGE, California
Mills and Birks (2010) Grounded Theory SAGE, London
Strauss and Corbin (1997) Grounded Theory in Practice SAGE, California
Urquhart (2012) Grounded Theory for Qualitative Research SAGE, London
