Dyfyniad APA

United States. Dept. of Housing and Urban Development. Office of International Affairs. (1974). Major airports and their effects on regional planning. s.n.

Dyfyniad Arddull Chicago

United States. Dept. of Housing and Urban Development. Office of International Affairs. Major Airports and Their Effects on Regional Planning. Washington: s.n, 1974.

Dyfyniad MLA

United States. Dept. of Housing and Urban Development. Office of International Affairs. Major Airports and Their Effects on Regional Planning. s.n, 1974.

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