ZUCKERMAN AMY. (2002). OPERATING GLOBALLY. CAPSTONE PUBLISHING.
Čikaški stil citiranja (17. izdanje)ZUCKERMAN AMY. OPERATING GLOBALLY. U K: CAPSTONE PUBLISHING, 2002.
MLA način citiranja (9. izdanje)ZUCKERMAN AMY. OPERATING GLOBALLY. CAPSTONE PUBLISHING, 2002.
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