Philippines. National Electrification Administration. (2011). The Rural electrification chronicle 2009-2011. National Electrification Administration.
Citazione stile Chigago Style (17a edizione)Philippines. National Electrification Administration. The Rural Electrification Chronicle 2009-2011. Quezon City: National Electrification Administration, 2011.
Citatione MLA (9a ed.)Philippines. National Electrification Administration. The Rural Electrification Chronicle 2009-2011. National Electrification Administration, 2011.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.