Special Eurobarometer 270: Attitudes of EU citizens towards Animal Welfare, http://ec.europa.eu/food/animal/welfare/survey/sp_barometer_aw_en.pdf, s. 32.
Special Eurobarometer 270: Attitudes of EU citizens towards Animal Welfare, http://ec.europa.eu/food/animal/welfare/survey/sp_barometer_aw_en.pdf, p. 32.