Asian Social Institute. Research Department. (1969). A Socio-economic survey of Northern Cotabato: Projects and development potentials. [s.n.].
Chicago-Zitierstil (17. Ausg.)Asian Social Institute. Research Department. A Socio-economic Survey of Northern Cotabato: Projects and Development Potentials. Manila: [s.n.], 1969.
MLA-Zitierstil (9. Ausg.)Asian Social Institute. Research Department. A Socio-economic Survey of Northern Cotabato: Projects and Development Potentials. [s.n.], 1969.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.