It's easy to cite LitCharts for use in academic papers and reports.
MLA
White, Sarah. "The Killer Angels." LitCharts. LitCharts LLC, 28 Nov 2018. Web. 25 Sep 2020.
Chicago
White, Sarah. "The Killer Angels." LitCharts LLC, November 28, 2018. Retrieved September 25, 2020. https://www.litcharts.com/lit/the-killer-angels.