IRONS, Bret. Impact of a Toxic Leader on Emergency Services. The Journal of Student Leadership, [S.l.], v. 1, n. 1, p. 11-15, apr. 2017. ISSN 2575-727X. Available at: <http://journals.uvu.edu/index.php/jsl/article/view/4>. Date accessed: 18 nov. 2017.