It's easy to cite LitCharts for use in academic papers and reports.
MLA
Howard, James. "Three Men in a Boat." LitCharts. LitCharts LLC, 10 Aug 2018. Web. 20 Jan 2021.
Chicago
Howard, James. "Three Men in a Boat." LitCharts LLC, August 10, 2018. Retrieved January 20, 2021. https://www.litcharts.com/lit/three-men-in-a-boat.