https://vocabularyserver.com/apais/https://vocabularyserver.com/apais/xml.php?skosTema=608Developing countries https://vocabularyserver.com/apais/xml.php?skosTema=608 Economic development RT https://vocabularyserver.com/apais/xml.php?skosTema=608 Developed countries RT https://vocabularyserver.com/apais/xml.php?skosTema=608 International aid RT https://vocabularyserver.com/apais/xml.php?skosTema=608 Third world UF https://vocabularyserver.com/apais/xml.php?skosTema=608 Underdeveloped countries UF