Philippines. Department of Public Works, Transportation and Communications. Planning and Project Development Office. (1974). Leyte Integrated Area Development: Interim report. The Office.
Chicago-referens (17:e uppl.)Philippines. Department of Public Works, Transportation and Communications. Planning and Project Development Office. Leyte Integrated Area Development: Interim Report. [Manila]: The Office, 1974.
MLA-referens (9:e uppl.)Philippines. Department of Public Works, Transportation and Communications. Planning and Project Development Office. Leyte Integrated Area Development: Interim Report. The Office, 1974.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.