APA (7th ed.) Citation
DARKE, S., & ET AL. FLUCTUATIONS IN HEROIN PURITY AND THE INCIDENCE OF FATAL HEROIN OVERDOSE.
Chicago Style (17th ed.) Citation
DARKE, S., and ET AL. FLUCTUATIONS IN HEROIN PURITY AND THE INCIDENCE OF FATAL HEROIN OVERDOSE.
MLA (9th ed.) Citation
DARKE, S., and ET AL. FLUCTUATIONS IN HEROIN PURITY AND THE INCIDENCE OF FATAL HEROIN OVERDOSE.
Warning: These citations may not always be 100% accurate.