It's easy to cite LitCharts for use in academic papers and reports.
MLA
Mueller, Bethany. "The Cellist of Sarajevo." LitCharts. LitCharts LLC, 15 Sep 2017. Web. 27 Jan 2022.
Chicago
Mueller, Bethany. "The Cellist of Sarajevo." LitCharts LLC, September 15, 2017. Retrieved January 27, 2022. https://www.litcharts.com/lit/the-cellist-of-sarajevo.