Butlin, R. A. (1993). Historical geography: Through the gates of space and time. Arnold.
Chicagoスタイル(17版)引用形式Butlin, Robin A. Historical Geography: Through the Gates of Space and Time. London: Arnold, 1993.
MLA(9版)引用形式Butlin, Robin A. Historical Geography: Through the Gates of Space and Time. Arnold, 1993.
警告: この引用は必ずしも正確ではありません.