Philippines. Dept. of National Defense. (1974). Office of civil defense. The Department.
Citazione stile Chigago Style (17a edizione)Philippines. Dept. of National Defense. Office of Civil Defense. Quezon City: The Department, 1974.
Citatione MLA (9a ed.)Philippines. Dept. of National Defense. Office of Civil Defense. The Department, 1974.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.