APA (7. basım) Alıntı

Philippines. Office of the President. The President's Center for Special Studies. (1980). The Philippines in brief. Pre-Departure Orientation Seminar Office.

Chicago Style (17. basım) Atıf

Philippines. Office of the President. The President's Center for Special Studies. The Philippines in Brief. Malacanang: Pre-Departure Orientation Seminar Office, 1980.

MLA (9th ed.) Atıf

Philippines. Office of the President. The President's Center for Special Studies. The Philippines in Brief. Pre-Departure Orientation Seminar Office, 1980.