5/25/78-5/26/78 Trip to Chicago, Springfield & Charleston, IL [2]
MLA
United States. Office of the White House Staff Secretary. "5/25/78-5/26/78 Trip to Chicago, Springfield & Charleston, IL [2]." Jimmy Carter Library. 1978-05-25/1978-05-26, https://www.jimmycarterlibrary.gov/digital_library/sso/148878/77/SSO_148878_077_09.pdf.
APA
United States. Office of the White House Staff Secretary (1978-05-25/1978-05-26). 5/25/78-5/26/78 Trip to Chicago, Springfield & Charleston, IL [2]. Retrieved from https://www.jimmycarterlibrary.gov/digital_library/sso/148878/77/SSO_148878_077_09.pdf
Chicago
United States. Office of the White House Staff Secretary. "5/25/78-5/26/78 Trip to Chicago, Springfield & Charleston, IL [2]." 1978-05-25/1978-05-26. July 10, 2025. https://www.jimmycarterlibrary.gov/digital_library/sso/148878/77/SSO_148878_077_09.pdf.