APA (7th ed.) Citation
Ort, C., & et al. (2014). Spatial differences and temporal changes in illicit drug use in Europe quantified by wastewater analysis.
Chicago Style (17th ed.) Citation
Ort, C., and et al. Spatial Differences and Temporal Changes in Illicit Drug Use in Europe Quantified by Wastewater Analysis. 2014.
MLA (9th ed.) Citation
Ort, C., and et al. Spatial Differences and Temporal Changes in Illicit Drug Use in Europe Quantified by Wastewater Analysis. 2014.
Warning: These citations may not always be 100% accurate.