Dyfyniad APA

National Research Council. (1975). Application of economic analysis to transportation problems. TRB.

Dyfyniad Arddull Chicago

National Research Council. Application of Economic Analysis to Transportation Problems. Washington, D.C: TRB, 1975.

Dyfyniad MLA

National Research Council. Application of Economic Analysis to Transportation Problems. TRB, 1975.

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