Philippines Department of Public Works and Communications, Philippines Presidential Advisory Council on Public Works and Community Development, Physical Planning Strategy for the Philippines, & University of the Philippines (Diliman) Institute of Planning. (1971). Study on regional delineation of the Philippines. s.n.].
Cytowanie według stylu Chicago (wyd. 17)Philippines Department of Public Works and Communications, Philippines Presidential Advisory Council on Public Works and Community Development, Physical Planning Strategy for the Philippines, i University of the Philippines (Diliman) Institute of Planning. Study on Regional Delineation of the Philippines. [Manila: s.n.], 1971.
Cytowanie według stylu MLA (wyd. 9)Philippines Department of Public Works and Communications, et al. Study on Regional Delineation of the Philippines. s.n.], 1971.