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United Nations Environment Programme ,  United Nations Educational, Scientific and Cultural Organization ,  [International Post-Graduate Course in Ecological Approaches to Resources Development, Land Management and Impact Assessment in Developing Countries I Vol.4] ,  International Post-Graduate Course in Ecological Approaches to Resources Development, Land Management and Impact Assessment in Developing Countries I Vol.4

United Nations Environment Programme ,  United Nations Educational, Scientific and Cultural Organization ,  [International Post-Graduate Course in Ecological Approaches to Resources Development, Land Management and Impact Assessment in Developing Countries II Vol.1] ,  International Post-Graduate Course in Ecological Approaches to Resources Development, Land Management and Impact Assessment in Developing Countries II Vol.1

United Nations Environment Programme ,  [International Post-Graduate Course in Ecological Approaches to Resources Development, Land Management and Impact Assessment in Developing Countries III Vol.1] ,  International Post-Graduate Course in Ecological Approaches to Resources Development, Land Management and Impact Assessment in Developing Countries III Vol.1

United Nations Environment Programme ,  [Manuel de Formation des Agents des Services des Douanes et des Agents Chargés de l'Application de la Réglementation Troisième edition: Protection de la couche d'ozone: Elimination progressive des substances appauvrissant de la counche d'ozone dans les pays en développement, УЧЕБНОЕ ПОСОБИЕ ДЛЯ СЛУЖАЩИХ ТАМОЖЕННЫХ И ПРАВОПРИМЕНИТЕЛЬНЫХ ОРГАНОВ ТРЕТЬЕ ИЗДАНИЕ: Спасая озоновый слой: выведение озоноразрушающих веществ в развивающихся странах, Manual Acción Por el Ozono para la Capacitación de Auto-ridades de Aduana y Otros Oficiales de Aplicación de la ley Tercera edición: Salvando la capa de ozono: Eliminación de las sustancias agotadoras del ozono en los países en desarrollo] ,  [Training Manual for Customs and Enforcement Officers Third Edition: Saving the Ozone Layer: Phasing Out Ozone Depleting Substances in Developing Countries] ,  Training Manual for Customs and Enforcement Officers Third Edition: Saving the Ozone Layer: Phasing Out Ozone Depleting Substances in Developing Countries

United Nations Environment Programme ,  United Nations Educational, Scientific and Cultural Organization ,  [International Post-Graduate Course in Ecological Approaches to Resources Development, Land Management and Impact Assessment in Developing Countries III Vol.2] ,  International Post-Graduate Course in Ecological Approaches to Resources Development, Land Management and Impact Assessment in Developing Countries III Vol.2

United Nations Environment Programme ,  United Nations Educational, Scientific and Cultural Organization ,  [International Post-Graduate Course in Ecological Approaches to Resources Development, Land Management and Impact Assessment in Developing Countries III Vol.3] ,  International Post-Graduate Course in Ecological Approaches to Resources Development, Land Management and Impact Assessment in Developing Countries III Vol.3