APA-referens (7:e uppl.)
(2023). Nicotine- and tobacco-free schools. Policy development and implementation toolkit. World Health Organization.
Chicago-referens (17:e uppl.)
Nicotine- and Tobacco-free Schools. Policy Development and Implementation Toolkit. Copenague: World Health Organization, 2023.
MLA-referens (9:e uppl.)
Nicotine- and Tobacco-free Schools. Policy Development and Implementation Toolkit. World Health Organization, 2023.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.