HARVARD BUSINESS SCHOOL PRESS. (1991). MANAGERS AS LEADERS. HARVARD BUSINESS REVIEW SCHOOL.
Chicago-viite (17. p.)HARVARD BUSINESS SCHOOL PRESS. MANAGERS AS LEADERS. BOSTAN: HARVARD BUSINESS REVIEW SCHOOL, 1991.
MLA-viite (9. p.)HARVARD BUSINESS SCHOOL PRESS. MANAGERS AS LEADERS. HARVARD BUSINESS REVIEW SCHOOL, 1991.
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