Yukl, G., Gardner, W. L., & Uppal, N. (2020). Leadership in Organizations (9th ed.). Pearson.
Chicago-čujuhus (17. p.)Yukl, Gary, William L. Gardner, juo Nishant Uppal. Leadership in Organizations. 9th ed. Uttar Pradesh: Pearson, 2020.
MLA-čujuhus (9. p.)Yukl, Gary, et al. Leadership in Organizations. 9th ed. Pearson, 2020.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.