APA citiranje

Stubbs, P. C. (1980). Transports economics. London: George Allen & Unwin.

Trích dẫn kiểu Chicago

Stubbs, P. C. Transports Economics. London: George Allen & Unwin, 1980.

MLA citiranje

Stubbs, P. C. Transports Economics. London: George Allen & Unwin, 1980.

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