Παραπομπή APA

(1961). Preliminary Report: Census of population Northern Ireland 1961. Belfast: Her Majesty's Stationery Office.

Παραπομπή Chicago Style

Preliminary Report: Census of Population Northern Ireland 1961. Belfast: Her Majesty's Stationery Office, 1961.

Παραπομπή MLA

Preliminary Report: Census of Population Northern Ireland 1961. Belfast: Her Majesty's Stationery Office, 1961.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.