9/18/1980
MLA
United States. White House Office. Scheduling and Advance Office. "9/18/1980." Jimmy Carter Library. 9/18/1980, https://www.jimmycarterlibrary.gov/assets/documents/diary/1980/d091880t.pdf.
APA
United States. White House Office. Scheduling and Advance Office (9/18/1980). 9/18/1980. Retrieved from https://www.jimmycarterlibrary.gov/assets/documents/diary/1980/d091880t.pdf
Chicago
United States. White House Office. Scheduling and Advance Office. "9/18/1980." 9/18/1980. June 25, 2025. https://www.jimmycarterlibrary.gov/assets/documents/diary/1980/d091880t.pdf.
