It's easy to cite LitCharts for use in academic papers and reports.
MLA
Seresin, Indiana. "A Doll's House." LitCharts. LitCharts LLC, 18 Sep 2013. Web. 23 Jan 2021.
Chicago
Seresin, Indiana. "A Doll's House." LitCharts LLC, September 18, 2013. Retrieved January 23, 2021. https://www.litcharts.com/lit/a-doll-s-house.