Thoman, R. S., Yeates, M., & Conkling, E. C. (1968). The geography of economic activity (2nd ed.). McGraw-Hill.
Chicagoスタイル(17版)引用形式Thoman, Richard S., Maurice Yeates, , Edgar C. Conkling. The Geography of Economic Activity. 2nd ed. New York: McGraw-Hill, 1968.
MLA(8版)引用形式Thoman, Richard S., et al. The Geography of Economic Activity. 2nd ed. McGraw-Hill, 1968.
警告: この引用は必ずしも正確ではありません.