Thoman, R. S., Conkling, E. C., & Yeates, M. (1968). The geography of economic activity. McGraw-Hill.
Chicagoスタイル(17版)引用形式Thoman, Richard S., Edgar C. Conkling, , Maurice Yeates. The Geography of Economic Activity. New York: McGraw-Hill, 1968.
MLA(8版)引用形式Thoman, Richard S., et al. The Geography of Economic Activity. McGraw-Hill, 1968.
警告: この引用は必ずしも正確ではありません.