4/3/79
MLA
United States. Office of the White House Staff Secretary. "4/3/79." Jimmy Carter Library. 1979-04-03, https://www.jimmycarterlibrary.gov/digital_library/sso/148878/112/SSO_148878_112_04.pdf.
APA
United States. Office of the White House Staff Secretary (1979-04-03). 4/3/79. Retrieved from https://www.jimmycarterlibrary.gov/digital_library/sso/148878/112/SSO_148878_112_04.pdf
Chicago
United States. Office of the White House Staff Secretary. "4/3/79." 1979-04-03. July 3, 2025. https://www.jimmycarterlibrary.gov/digital_library/sso/148878/112/SSO_148878_112_04.pdf.