Lumsden, G., & Gay Lumsden; Donald Lumsden. (2004). Communicating in groups and teams: Sharing leadership. Belmont, CA: Thomson/Wadsworth.
Čikaški stil citiranjaLumsden, Gay, i Gay Lumsden; Donald Lumsden. Communicating in Groups and Teams: Sharing Leadership. Belmont, CA: Thomson/Wadsworth, 2004.
MLA način citiranjaLumsden, Gay, i Gay Lumsden; Donald Lumsden. Communicating in Groups and Teams: Sharing Leadership. Belmont, CA: Thomson/Wadsworth, 2004.
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