Stubbs, P. C., Tyson, W. J., & Dalvi, Q. (1980). Transport economics. G. Allen & Unwin.
Chicagoスタイル(17版)引用形式Stubbs, P. C., W. J. Tyson, , Quasim Dalvi. Transport Economics. London ; Boston: G. Allen & Unwin, 1980.
MLA(9版)引用形式Stubbs, P. C., et al. Transport Economics. G. Allen & Unwin, 1980.
警告: この引用は必ずしも正確ではありません.