Citazione Stile APA (7a Edizione)

Filio, C. P. (1985). Towards a two-tier model of the development planning system. Asian Center, University of the Philippines.

Citazione stile Chigago Style (17a edizione)

Filio, Candido P. Towards a Two-tier Model of the Development Planning System. Quezon City: Asian Center, University of the Philippines, 1985.

Citatione MLA (9a ed.)

Filio, Candido P. Towards a Two-tier Model of the Development Planning System. Asian Center, University of the Philippines, 1985.