Lloyd, P. E., & Dicken, P. (1977). Location in space: A theoretical approach to economic geography (2d ed.). Harper & Row.
芝加哥风格引文Lloyd, Peter E., 与 Peter Dicken. Location in Space: A Theoretical Approach to Economic Geography. 2d ed. London ; New York: Harper & Row, 1977.
MLA引文Lloyd, Peter E., 与 Peter Dicken. Location in Space: A Theoretical Approach to Economic Geography. 2d ed. Harper & Row, 1977.
警告：这些引文格式不一定是100％准确.