Adams, K. (2009). Communicating in groups applications and skills. McGraw-Hill Higher Education.
Lua i Stíl Chicago (17ú heag.)Adams, Katherine. Communicating in Groups Applications and Skills. McGraw-Hill Higher Education, 2009.
Lua MLA (8ú heag.)Adams, Katherine. Communicating in Groups Applications and Skills. McGraw-Hill Higher Education, 2009.
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