APA-viite (7. p.)
Yukl, G., Gardner, W. L., & Uppal, N. (2020). Leaderships in Organizations (9th ed.). Pearson Education.
Chicago-viite (17. p.)
Yukl, Gary, William L. Gardner, ja Nishant Uppal. Leaderships in Organizations. 9th ed. Uttar Pradesh: Pearson Education, 2020.
MLA-viite (9. p.)
Yukl, Gary, et al. Leaderships in Organizations. 9th ed. Pearson Education, 2020.
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