BALL D. A., MCCULLOCH W. H. F. L., . (2005). INTERNATIONAL BUSINESS; THE CHALLENGE OF GLOBAL COMPETITION. NEW YORK: MCGRAW-HILL INTERNATIONAL BOOK CO.
BALL D A, MCCULLOCH W H FRANTZ,P L, . 2005. INTERNATIONAL BUSINESS; THE CHALLENGE OF GLOBAL COMPETITION. NEW YORK: MCGRAW-HILL INTERNATIONAL BOOK CO.
BALL D A, MCCULLOCH W H FRANTZ,P L, . INTERNATIONAL BUSINESS; THE CHALLENGE OF GLOBAL COMPETITION. NEW YORK: MCGRAW-HILL INTERNATIONAL BOOK CO. 2005.