Cita APA (7a ed.)

Philippines (Republic). Joint Local Government Reform Commission. (1970). Local government directory: Province of Abra. [s.n.].

Cita Chicago Style (17a ed.)

Philippines (Republic). Joint Local Government Reform Commission. Local Government Directory: Province of Abra. Manila: [s.n.], 1970.

Cita MLA (9a ed.)

Philippines (Republic). Joint Local Government Reform Commission. Local Government Directory: Province of Abra. [s.n.], 1970.