Association for Geographic Information. (1989). The Association for Geographic Information yearbook. Taylor & Francis ; M. Arnold.
芝加哥风格引文Association for Geographic Information. The Association for Geographic Information Yearbook. London ; New York : Oxford, OX: Taylor & Francis ; M. Arnold, 1989.
MLA引文Association for Geographic Information. The Association for Geographic Information Yearbook. Taylor & Francis ; M. Arnold, 1989.
警告：这些引文格式不一定是100％准确.