HARTMAN AMIR. (2004). RUTHLESS EXECUTION: WHAT BUSINESS LEADERS DO..WALL. PEARSON EDUCATION.
Chicago-čujuhus (17. p.)HARTMAN AMIR. RUTHLESS EXECUTION: WHAT BUSINESS LEADERS DO..WALL. DELHI: PEARSON EDUCATION, 2004.
MLA-čujuhus (9. p.)HARTMAN AMIR. RUTHLESS EXECUTION: WHAT BUSINESS LEADERS DO..WALL. PEARSON EDUCATION, 2004.
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