Garner, Robert; Ferdinand, Peter; Lawson, Stephanie (March 15, 2020). Introduction to Politics. Oxford University Press. ISBN978-0-19-882061-1. Archived from the original on October 9, 2021. Retrieved May 4, 2021.
Garner, Robert; Ferdinand, Peter; Lawson, Stephanie (March 15, 2020). Introduction to Politics. Oxford University Press. ISBN978-0-19-882061-1. Archived from the original on October 9, 2021. Retrieved May 4, 2021.
"USAGM". United States Agency for Global Media (USAGM). Archived from the original on March 8, 2022. Retrieved March 8, 2022.