4/6/78 [1]
MLA
United States. Office of the White House Staff Secretary. "4/6/78 [1]." Jimmy Carter Library. 1978-04-06, https://www.jimmycarterlibrary.gov/digital_library/sso/148878/70/SSO_148878_070_01.pdf.
APA
United States. Office of the White House Staff Secretary (1978-04-06). 4/6/78 [1]. Retrieved from https://www.jimmycarterlibrary.gov/digital_library/sso/148878/70/SSO_148878_070_01.pdf
Chicago
United States. Office of the White House Staff Secretary. "4/6/78 [1]." 1978-04-06. July 20, 2025. https://www.jimmycarterlibrary.gov/digital_library/sso/148878/70/SSO_148878_070_01.pdf.