APA (7th ed.) Citation
GOTTHEIL, E., & ET AL. (1994). DIMINISHED ILLICIT DRUG USE AS A CONSEQUENCE OF LONG-TERM METHADONE MAINTENANCE.
Chicago Style (17th ed.) Citation
GOTTHEIL, E., and ET AL. DIMINISHED ILLICIT DRUG USE AS A CONSEQUENCE OF LONG-TERM METHADONE MAINTENANCE. 1994.
MLA (9th ed.) Citation
GOTTHEIL, E., and ET AL. DIMINISHED ILLICIT DRUG USE AS A CONSEQUENCE OF LONG-TERM METHADONE MAINTENANCE. 1994.
Warning: These citations may not always be 100% accurate.