APA-viite (7. p.)

Koontz, H. (2015). Essentials of Management (10th.). McGraw Hill Education.

Chicago-viite (17. p.)

Koontz, Harold. Essentials of Management. 10th. McGraw Hill Education, 2015.

MLA-viite (9. p.)

Koontz, Harold. Essentials of Management. 10th. McGraw Hill Education, 2015.

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