It's easy to cite LitCharts for use in academic papers and reports.
MLA
Walker, Lanier. "The Rocking-Horse Winner." LitCharts. LitCharts LLC, 15 Mar 2016. Web. 25 May 2020.
Chicago
Walker, Lanier. "The Rocking-Horse Winner." LitCharts LLC, March 15, 2016. Retrieved May 25, 2020. https://www.litcharts.com/lit/the-rocking-horse-winner.