Philippines. Regional Development Council, Region IX. (1977). Western Mindanao (Region IX) five-year development plan, 1978-1982. RDC IX.
Chicago (17e ed.) BronvermeldingPhilippines. Regional Development Council, Region IX. Western Mindanao (Region IX) Five-year Development Plan, 1978-1982. Jolo: RDC IX, 1977.
MLA (9e ed.) BronvermeldingPhilippines. Regional Development Council, Region IX. Western Mindanao (Region IX) Five-year Development Plan, 1978-1982. RDC IX, 1977.
Let op: Deze citaties zijn niet altijd 100% accuraat.