Παραπομπή σε μορφή APA (7η εκδ.)

Marcos, F. E. (1968). Extemporaneous speech at the Postmaster's Conference, Pasay Post Office, June 13, 1968.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Marcos, Ferdinand E. Extemporaneous Speech at the Postmaster's Conference, Pasay Post Office, June 13, 1968. [place of publication not identified], 1968.

Παραπομπή σε μορφή MLA (9th εκδ.)

Marcos, Ferdinand E. Extemporaneous Speech at the Postmaster's Conference, Pasay Post Office, June 13, 1968. 1968.