3/28/78
MLA
United States. Office of the White House Staff Secretary. "3/28/78." Jimmy Carter Library. 1978-03-28, https://www.jimmycarterlibrary.gov/digital_library/sso/148878/69/SSO_148878_069_02.pdf.
APA
United States. Office of the White House Staff Secretary (1978-03-28). 3/28/78. Retrieved from https://www.jimmycarterlibrary.gov/digital_library/sso/148878/69/SSO_148878_069_02.pdf
Chicago
United States. Office of the White House Staff Secretary. "3/28/78." 1978-03-28. August 24, 2025. https://www.jimmycarterlibrary.gov/digital_library/sso/148878/69/SSO_148878_069_02.pdf.