9/12/78
MLA
United States. Office of the White House Staff Secretary. "9/12/78." Jimmy Carter Library. 1978-09-12, https://www.jimmycarterlibrary.gov/digital_library/sso/148878/90/SSO_148878_090_19.pdf.
APA
United States. Office of the White House Staff Secretary (1978-09-12). 9/12/78. Retrieved from https://www.jimmycarterlibrary.gov/digital_library/sso/148878/90/SSO_148878_090_19.pdf
Chicago
United States. Office of the White House Staff Secretary. "9/12/78." 1978-09-12. July 7, 2025. https://www.jimmycarterlibrary.gov/digital_library/sso/148878/90/SSO_148878_090_19.pdf.