Dyfyniad APA

Friedlaender, A. F. (1969). Dilemma of freight transport regulation. Brookings institution.

Dyfyniad Arddull Chicago

Friedlaender, Ann F. Dilemma of Freight Transport Regulation. Washington: Brookings institution, 1969.

Dyfyniad MLA

Friedlaender, Ann F. Dilemma of Freight Transport Regulation. Brookings institution, 1969.

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