Marcos, F. E. (1968). Extemporaneous speech at the Postmaster's Conference, Pasay Post Office, June 13, 1968.
Chicago-referens (17:e uppl.)Marcos, Ferdinand E. Extemporaneous Speech at the Postmaster's Conference, Pasay Post Office, June 13, 1968. [place of publication not identified], 1968.
MLA-referens (9:e uppl.)Marcos, Ferdinand E. Extemporaneous Speech at the Postmaster's Conference, Pasay Post Office, June 13, 1968. 1968.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.