It's easy to cite LitCharts for use in academic papers and reports.
MLA
Campodonico, Christina. "The Call of the Wild." LitCharts. LitCharts LLC, 10 Nov 2013. Web. 7 Mar 2021.
Chicago
Campodonico, Christina. "The Call of the Wild." LitCharts LLC, November 10, 2013. Retrieved March 7, 2021. https://www.litcharts.com/lit/the-call-of-the-wild.