Giorgio, M., Ralph, B.(1993).Breakthrough management : how to convert priority objectives into results / Giorgio Merli; penerjemah, Ralph Bullock .:John Wiley n Sons.
Gaya MLA
Merli, Giorgio., Bullock, Ralph."Breakthrough management : how to convert priority objectives into results / Giorgio Merli; penerjemah, Ralph Bullock".:John Wiley n Sons,1993.Textbook.