It's easy to cite LitCharts for use in academic papers and reports.
MLA
Fredericksen, Erik. "Notes from Underground." LitCharts. LitCharts LLC, 23 Apr 2014. Web. 3 Mar 2021.
Chicago
Fredericksen, Erik. "Notes from Underground." LitCharts LLC, April 23, 2014. Retrieved March 3, 2021. https://www.litcharts.com/lit/notes-from-underground.