Dyfyniad APA
(2020). EU drug markets. Impact of Covid-19. European Monitoring Centre for Drugs and Drug Addiction Europol.
Dyfyniad Arddull Chicago
EU Drug Markets. Impact of Covid-19. European Monitoring Centre for Drugs and Drug Addiction Europol, 2020.
Dyfyniad MLA
EU Drug Markets. Impact of Covid-19. European Monitoring Centre for Drugs and Drug Addiction Europol, 2020.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.