Green, A., & Owen, D. (1990). The development of a classification of travel-to-work areas. Pergamon Press.
芝加哥风格引文Green, A.E, 与 D.W Owen. The Development of a Classification of Travel-to-work Areas. Oxford: Pergamon Press, 1990.
MLA引文Green, A.E, 与 D.W Owen. The Development of a Classification of Travel-to-work Areas. Pergamon Press, 1990.
警告：这些引文格式不一定是100％准确.