Dyfyniad APA

(1979). Economic effects of export restraints. Washington: Usitc Publication.

Dyfyniad Arddull Chicago

Economic Effects of Export Restraints. Washington: Usitc Publication, 1979.

Dyfyniad MLA

Economic Effects of Export Restraints. Washington: Usitc Publication, 1979.

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