APA (7e ed.) Bronvermelding
Kokkevi, A., & et al. (2014). Polydrug use by European adolescents in the context of other problem behaviours. https://doi.org/10.2478/nsad-2014-0026
Chicago (17e ed.) Bronvermelding
Kokkevi, A., en et al. Polydrug Use by European Adolescents in the Context of Other Problem Behaviours. 2014. https://doi.org/10.2478/nsad-2014-0026.
MLA (9e ed.) Bronvermelding
Kokkevi, A., en et al. Polydrug Use by European Adolescents in the Context of Other Problem Behaviours. 2014. https://doi.org/10.2478/nsad-2014-0026.
Let op: Deze citaties zijn niet altijd 100% accuraat.