Butler, J. H. (1980). Economic Geography: Spatial and environmen-tal aspects of economic activity. John Wiley.
Chicagoスタイル(17版)引用形式Butler, Joseph H. Economic Geography: Spatial and Environmen-tal Aspects of Economic Activity. New York: John Wiley, 1980.
MLA(9版)引用形式Butler, Joseph H. Economic Geography: Spatial and Environmen-tal Aspects of Economic Activity. John Wiley, 1980.
警告: この引用は必ずしも正確ではありません.