APA (7th ed.) Citation

Goor, L. A. M. ¬. d., Garretsen, H. F. L., Kaplan, C., Korf, D., Spruit, I. P., & Zwart, W. M. ¬. (1994). Research Methods for Illegal Drug Use in Hidden Populations - Summary Report of a European Invited Expert Meeting. Journal of psychoactive drugs, 26(1), 89-91. doi:10.1080/02791072.1994.10472599

Chicago Style (17th ed.) Citation

Goor, L. A. M. ¬van de¬, H. F. L. Garretsen, C. Kaplan, D. Korf, I. P. Spruit, and W. M. ¬de¬ Zwart. "Research Methods for Illegal Drug Use in Hidden Populations - Summary Report of a European Invited Expert Meeting." Journal of Psychoactive Drugs 26, no. 1 (1994): 89-91. https://doi.org/10.1080/02791072.1994.10472599.

MLA (8th ed.) Citation

Goor, L. A. M. ¬van de¬, et al. "Research Methods for Illegal Drug Use in Hidden Populations - Summary Report of a European Invited Expert Meeting." Journal of Psychoactive Drugs, vol. 26, no. 1, 1994, pp. 89-91, https://doi.org/10.1080/02791072.1994.10472599.