Dyfyniad APA
ACTION ON SMOKING AND HEALTH. (2002). IMPACTS OF SMOKING IN THE WORKPLACE. EN: SMOKING IN THE WORKPLACE. ACTION ON SMOKING AND HEALTH.
Dyfyniad Arddull Chicago
ACTION ON SMOKING AND HEALTH. IMPACTS OF SMOKING IN THE WORKPLACE. EN: SMOKING IN THE WORKPLACE. Londres: ACTION ON SMOKING AND HEALTH, 2002.
Dyfyniad MLA
ACTION ON SMOKING AND HEALTH. IMPACTS OF SMOKING IN THE WORKPLACE. EN: SMOKING IN THE WORKPLACE. ACTION ON SMOKING AND HEALTH, 2002.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.