CCombating desertification in the USSRCombating desertification in the USSRde United Nations Environment ProgrammeEdiciones (1)Combating desertification in the USSR (1982)inglésMás obras de United Nations Environment ProgrammeEEnglish-Russian glossary of selected terms in preventive toxEnglish-Russian glossary of selected terms in preventive toxicologyAfriqueGuidelines on studies in environmental epidemiology
EEnglish-Russian glossary of selected terms in preventive toxEnglish-Russian glossary of selected terms in preventive toxicology
