5/31/77
MLA
United States. Office of the White House Staff Secretary. "5/31/77." Jimmy Carter Library. 1977-05-31, https://www.jimmycarterlibrary.gov/digital_library/sso/148878/23/SSO_148878_023_02.pdf.
APA
United States. Office of the White House Staff Secretary (1977-05-31). 5/31/77. Retrieved from https://www.jimmycarterlibrary.gov/digital_library/sso/148878/23/SSO_148878_023_02.pdf
Chicago
United States. Office of the White House Staff Secretary. "5/31/77." 1977-05-31. July 9, 2025. https://www.jimmycarterlibrary.gov/digital_library/sso/148878/23/SSO_148878_023_02.pdf.