Philippines (Republic). National Electrification Administration & Cooperative Information Division. (1973). NEA accomplishments, Sept. 1972-Sept. 1973: A capsule report. s.n.
Citazione stile Chigago Style (17a edizione)Philippines (Republic). National Electrification Administration e Cooperative Information Division. NEA Accomplishments, Sept. 1972-Sept. 1973: A Capsule Report. [Quezon City: s.n, 1973.
Citatione MLA (9a ed.)Philippines (Republic). National Electrification Administration e Cooperative Information Division. NEA Accomplishments, Sept. 1972-Sept. 1973: A Capsule Report. s.n, 1973.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.