APA aipamena

Philippines (Republic). National Electrification Administration. Total electrification for the Philippines. s.n.

Chicago Style aipamena

Philippines (Republic). National Electrification Administration. Total Electrification for the Philippines. [Quezon City: s.n.

MLA aipamena

Philippines (Republic). National Electrification Administration. Total Electrification for the Philippines. s.n.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.