APA-viite (7. p.)

Philippines (Republic). Congress. Joint Local Government Reform Commission. (1970). Local government directory: Province of La Union. The Commission.

Chicago-viite (17. p.)

Philippines (Republic). Congress. Joint Local Government Reform Commission. Local Government Directory: Province of La Union. Manila: The Commission, 1970.

MLA-viite (9. p.)

Philippines (Republic). Congress. Joint Local Government Reform Commission. Local Government Directory: Province of La Union. The Commission, 1970.