3/31/79
MLA
United States. Office of the White House Staff Secretary. "3/31/79." Jimmy Carter Library. 1979-03-31, https://www.jimmycarterlibrary.gov/digital_library/sso/148878/111/SSO_148878_111_12.pdf.
APA
United States. Office of the White House Staff Secretary (1979-03-31). 3/31/79. Retrieved from https://www.jimmycarterlibrary.gov/digital_library/sso/148878/111/SSO_148878_111_12.pdf
Chicago
United States. Office of the White House Staff Secretary. "3/31/79." 1979-03-31. July 7, 2025. https://www.jimmycarterlibrary.gov/digital_library/sso/148878/111/SSO_148878_111_12.pdf.