Keren, C. (1982). A national library information service system in Barbados. International Development research Centre.
芝加哥风格引文Keren, Carl. A National Library Information Service System in Barbados. Canada: International Development research Centre, 1982.
MLA引文Keren, Carl. A National Library Information Service System in Barbados. International Development research Centre, 1982.
警告：这些引文格式不一定是100％准确.