Hensher, D. A. (1977). Value of business travel time. Pergamon Press.
Chicagoスタイル(17版)引用形式Hensher, David A. Value of Business Travel Time. Oxford: Pergamon Press, 1977.
MLA(9版)引用形式Hensher, David A. Value of Business Travel Time. Pergamon Press, 1977.
警告: この引用は必ずしも正確ではありません.