Enlace original:
https://wedocs.unep.org//handle/20.500.11822/7625
United Nations Environment Programme
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[Aquisição Responsável de Alimentos: Quatro Passos para a Sustentabilidade do Setor de Hospitalidade]
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[Responsible Food Purchasing: Four Steps Towards Sustainability for the Hospitality Sector]
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Responsible Food Purchasing: Four Steps Towards Sustainability for the Hospitality Sector