Dyfyniad APA
TILASHALSKI, K., & ET AL. MODIFIED TOBACCO USE AS A RISK-REDUCTION STRATEGY.
Dyfyniad Arddull Chicago
TILASHALSKI, K., and ET AL. MODIFIED TOBACCO USE AS A RISK-REDUCTION STRATEGY.
Dyfyniad MLA
TILASHALSKI, K., and ET AL. MODIFIED TOBACCO USE AS A RISK-REDUCTION STRATEGY.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.