It's easy to cite LitCharts for use in academic papers and reports.
MLA
Cosby, Matt. "Half of a Yellow Sun." LitCharts. LitCharts LLC, 7 Sep 2014. Web. 26 May 2020.
Chicago
Cosby, Matt. "Half of a Yellow Sun." LitCharts LLC, September 7, 2014. Retrieved May 26, 2020. https://www.litcharts.com/lit/half-of-a-yellow-sun.