It's easy to cite LitCharts for use in academic papers and reports.
MLA
Kestler, Justin. "A Separate Peace." LitCharts. LitCharts LLC, 22 Jul 2013. Web. 11 May 2021.
Chicago
Kestler, Justin. "A Separate Peace." LitCharts LLC, July 22, 2013. Retrieved May 11, 2021. https://www.litcharts.com/lit/a-separate-peace.