Daniel John D. (2006). INTERNATIONAL BUSINESS: ENVIRONMENTS AND OPERATIONS (5TH.). TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED.
Chicago-viite (17. p.)Daniel John D. INTERNATIONAL BUSINESS: ENVIRONMENTS AND OPERATIONS. 5TH. NEW DELHI: TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 2006.
MLA-viite (9. p.)Daniel John D. INTERNATIONAL BUSINESS: ENVIRONMENTS AND OPERATIONS. 5TH. TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 2006.
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