12/13/77
MLA
United States. Office of the White House Staff Secretary. "12/13/77." Jimmy Carter Library. 1977-12-13, https://www.jimmycarterlibrary.gov/digital_library/sso/148878/54/SSO_148878_054_12.pdf.
APA
United States. Office of the White House Staff Secretary (1977-12-13). 12/13/77. Retrieved from https://www.jimmycarterlibrary.gov/digital_library/sso/148878/54/SSO_148878_054_12.pdf
Chicago
United States. Office of the White House Staff Secretary. "12/13/77." 1977-12-13. July 9, 2025. https://www.jimmycarterlibrary.gov/digital_library/sso/148878/54/SSO_148878_054_12.pdf.