Dyfyniad APA

Jansson, J. O. (1984). Transport system optimization and pricing. John Wiley.

Dyfyniad Arddull Chicago

Jansson, Jan Owen. Transport System Optimization and Pricing. Chichester: John Wiley, 1984.

Dyfyniad MLA

Jansson, Jan Owen. Transport System Optimization and Pricing. John Wiley, 1984.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.