Hazler, R. J., & Barwick, N. (2001). The therapeutic environment: Core conditions for facilitating therapy. Open University Press.
Lua i Stíl Chicago (17ú heag.)Hazler, Richard J., agus Nick Barwick. The Therapeutic Environment: Core Conditions for Facilitating Therapy. Buckingham, [Eng.]: Open University Press, 2001.
Lua MLA (9ú heag.)Hazler, Richard J., agus Nick Barwick. The Therapeutic Environment: Core Conditions for Facilitating Therapy. Open University Press, 2001.
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