APA-referens (7:e uppl.)
Regidor, E., & et al. (2015). Impact of tobacco prices and smoke-free policy on smoking cessation, by gender and educational group: Spain, 1993–2012.
Chicago-referens (17:e uppl.)
Regidor, E., och et al. Impact of Tobacco Prices and Smoke-free Policy on Smoking Cessation, by Gender and Educational Group: Spain, 1993–2012. 2015.
MLA-referens (9:e uppl.)
Regidor, E., och et al. Impact of Tobacco Prices and Smoke-free Policy on Smoking Cessation, by Gender and Educational Group: Spain, 1993–2012. 2015.
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