APA:
Koprivnikar, Helena, Zupanič, Tina, Drev, Andreja, Jeriček Klanšček, Helena (2019). Prevalence and characteristics of tobacco and cannabis co-use in 15-year-old students in Slovenia.
Obzornik zdravstvene nege, volume 53, issue 2, str. 104-111.
URN:NBN:SI:DOC-GT0G1PV5 from http://www.dlib.si
MLA:
Koprivnikar, Helena, Zupanič, Tina, Drev, Andreja, Jeriček Klanšček, Helena. "Prevalence and characteristics of tobacco and cannabis co-use in 15-year-old students in Slovenia."
Obzornik zdravstvene nege volume 53. issue 2 (2019) str. 104-111.
<http://www.dlib.si/?URN=URN:NBN:SI:DOC-GT0G1PV5>