Northern Ireland Economic Council. (1990). Retailing in Northern Ireland. Northern Ireland Economic Development Office.
芝加哥风格引文Northern Ireland Economic Council. Retailing in Northern Ireland. Belfast: Northern Ireland Economic Development Office, 1990.
MLA引文Northern Ireland Economic Council. Retailing in Northern Ireland. Northern Ireland Economic Development Office, 1990.
警告：这些引文格式不一定是100％准确.