PARKER GLENN M. (1996). TEAM PLAYERS AND TEAMWORK. JOSSEY-BASS PUBLICATIONS.
Lua i Stíl Chicago (17ú heag.)PARKER GLENN M. TEAM PLAYERS AND TEAMWORK. SAN FRANCISCO: JOSSEY-BASS PUBLICATIONS, 1996.
Lua MLA (9ú heag.)PARKER GLENN M. TEAM PLAYERS AND TEAMWORK. JOSSEY-BASS PUBLICATIONS, 1996.
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