Dyfyniad APA

Papacostas, C. S., & Prevedouros, P. D. (1993). Transportation engineering and planning (2nd ed.). Prentice Hall.

Dyfyniad Arddull Chicago

Papacostas, C. S., and P. D. Prevedouros. Transportation Engineering and Planning. 2nd ed. London: Prentice Hall, 1993.

Dyfyniad MLA

Papacostas, C. S., and P. D. Prevedouros. Transportation Engineering and Planning. 2nd ed. Prentice Hall, 1993.

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