Dyfyniad APA
RITTMANNSBERGER, H., & ET AL. (2000). ALCOHOL CONSUMPTION DURING METHADONE MAINTENANCE TREATMENT.
Dyfyniad Arddull Chicago
RITTMANNSBERGER, H., and ET AL. ALCOHOL CONSUMPTION DURING METHADONE MAINTENANCE TREATMENT. 2000.
Dyfyniad MLA
RITTMANNSBERGER, H., and ET AL. ALCOHOL CONSUMPTION DURING METHADONE MAINTENANCE TREATMENT. 2000.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.