Parker, H. J., Williams, L., & Aldridge, J. (2001). Drug pathways into young adulthood: Follow-up of a longitudinal sample of drugwise "post adolescents", 1999-2000. UK Data Service. https://doi.org/10.5255/UKDA-SN-4404-1
Chicago Style (17th ed.) CitationParker, Howard John, Lisa Williams, and Judith Aldridge. Drug Pathways into Young Adulthood: Follow-up of a Longitudinal Sample of Drugwise "Post Adolescents", 1999-2000. Colchester: UK Data Service, 2001. https://doi.org/10.5255/UKDA-SN-4404-1.
MLA (8th ed.) CitationParker, Howard John, et al. Drug Pathways into Young Adulthood: Follow-up of a Longitudinal Sample of Drugwise "Post Adolescents", 1999-2000. UK Data Service, 2001. https://doi.org/10.5255/UKDA-SN-4404-1.
Warning: These citations may not always be 100% accurate.