Charney, C., & Conway, K. (2005). The trainer's tool kit (Second edition.). AMACOM.
Lua i Stíl Chicago (17ú heag.)Charney, Cyril, agus Kathy Conway. The Trainer's Tool Kit. Second edition. New York: AMACOM, 2005.
Lua MLA (8ú heag.)Charney, Cyril, agus Kathy Conway. The Trainer's Tool Kit. Second edition. AMACOM, 2005.
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