Articles on leadership styles influence workplace performance in Child Protective Services. 
Two are already listed below and just need a-d added. 
Chance, N. L. (2021). Resilient leadership: A phenomenological exploration into how black women in higher education leadership navigate cultural adversity. Journal of Humanistic Psychology, 002216782110030. https://doi.org/10.1177/00221678211003000
Smith, A. N., Watkins, M. B., Ladge, J. J., & Carlton, P. (2018). Interviews with 59 Black female executives explore intersectional invisibility and strategies to overcome It. Harvard Review.
For this form, include the complete, APA reference entry and (a) an in-text citation; (b) what they studied; (c) what they found; and (d) why this is important in relation to your study. This evidence provides the justification for your research problem. These sources provide justification that this problem is meaningful to the discipline or professional field.