Dyfyniad APA

Adams, R. (2020). Last year was bad enough for pigment suppliers, but 2020 will be much worse. Focus on Pigments.

Dyfyniad Arddull Chicago

Adams, Reg. "Last Year Was Bad Enough for Pigment Suppliers, but 2020 Will Be Much Worse." Focus On Pigments 2020.

Dyfyniad MLA

Adams, Reg. "Last Year Was Bad Enough for Pigment Suppliers, but 2020 Will Be Much Worse." Focus On Pigments 2020.

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