APA-čujuhus (7. p.)
TNS Opinion & Social. (2015). Attitudes of Europeans towards tobacco and electronic cigarettes. Report. European Commission.
Chicago-čujuhus (17. p.)
TNS Opinion & Social. Attitudes of Europeans Towards Tobacco and Electronic Cigarettes. Report. Bruselas: European Commission, 2015.
MLA-čujuhus (9. p.)
TNS Opinion & Social. Attitudes of Europeans Towards Tobacco and Electronic Cigarettes. Report. European Commission, 2015.
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