Philippines (Republic). National Electrification Administration. Total electrification for the Philippines. s.n.
Chicago-Zitierstil (17. Ausg.)Philippines (Republic). National Electrification Administration. Total Electrification for the Philippines. [Quezon City: s.n.
MLA-Zitierstil (9. Ausg.)Philippines (Republic). National Electrification Administration. Total Electrification for the Philippines. s.n.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.