Philippines (Republic). Office of the President. Presidential Economic Staff. (1967). Economic report on the province of Lanao del Sur. The Office.
Chicago Style (17. basım) AtıfPhilippines (Republic). Office of the President. Presidential Economic Staff. Economic Report on the Province of Lanao Del Sur. [Manila]: The Office, 1967.
MLA (9th ed.) AtıfPhilippines (Republic). Office of the President. Presidential Economic Staff. Economic Report on the Province of Lanao Del Sur. The Office, 1967.
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