Mabādiʾ al-Umam al-Muttaḥida at-tauǧīhīya li-ḥimāyat al-mustahlik = Lianheguo-baohu-xiaofeizhe-zhunze = United Nations guidelines for consumer protection (as expanded in 1999) (United Nations, 2004)
Text arab., chines., engl., franz., russ. und span.