World Executive's Digest. (1997). Handbook for managerial excellence: 7 effective power tools for executives. The Asian Sources Media Group.
Chicago Style (17. basım) AtıfWorld Executive's Digest. Handbook for Managerial Excellence: 7 Effective Power Tools for Executives. [Singapore]: The Asian Sources Media Group, 1997.
MLA (9th ed.) AtıfWorld Executive's Digest. Handbook for Managerial Excellence: 7 Effective Power Tools for Executives. The Asian Sources Media Group, 1997.
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