2. International journal of environmental research and public health. Basel : Molecular Diversity Preservation International, ©2004- SW421 SW470 ATP510 COUN380 PSY209 GEB102
4. Counselling and psychotherapy research. Rugby, UK : British Association for Counselling and Psychotherapy, 2001- SW421 COUN110 COUN200 CP602 CP605 CP618 CP616 CP507 CP522