Climate-friendly shopping - saving CO2! : an initiative of the City of Vienna : report 2014 campaign "Climate-friendly shopping" / publisher: Magistrat der Stadt Wien, MD-KlimaschutzkoordinationClimate-friendly shopping - saving CO2! : an initiative of the City of Vienna : report 2014 campaign "Climate-friendly shopping" / publisher: Magistrat der Stadt Wien, MD-Klimaschutzkoordination