Citazione Stile APA (7a Edizione)

Philippines (Republic). Congress. (1970). Local government directory: Province of Surigao del Norte. The Commission.

Citazione stile Chigago Style (17a edizione)

Philippines (Republic). Congress. Local Government Directory: Province of Surigao Del Norte. Manila: The Commission, 1970.

Citatione MLA (9a ed.)

Philippines (Republic). Congress. Local Government Directory: Province of Surigao Del Norte. The Commission, 1970.