It's easy to cite LitCharts for use in academic papers and reports.
MLA
Tanner, Alexandra. "The Book of Unknown Americans." LitCharts. LitCharts LLC, 25 Jan 2018. Web. 23 Jun 2021.
Chicago
Tanner, Alexandra. "The Book of Unknown Americans." LitCharts LLC, January 25, 2018. Retrieved June 23, 2021. https://www.litcharts.com/lit/the-book-of-unknown-americans.