International Fertilizer Industry Association. (IFA), United Nations Environment Programmme Industry and the Environment, & United Nations Industrial Development Organization. (1998). Mineral fertilizer production and the environment. IFA.
Citación estilo ChicagoInternational Fertilizer Industry Association. (IFA), United Nations Environment Programmme Industry and the Environment, and United Nations Industrial Development Organization. Mineral Fertilizer Production and the Environment. Paris: IFA, 1998.
Cita MLAInternational Fertilizer Industry Association. (IFA), United Nations Environment Programmme Industry and the Environment, and United Nations Industrial Development Organization. Mineral Fertilizer Production and the Environment. Paris: IFA, 1998.