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المؤلف :Kuntze, Joern-Carlos,, Hormann, Marc,, Brosseder, Lukas,, Khalil, David,, Metz, Pablo,, Osmond, Glen,
تاريخ النشر : 2008
الموضوع : Management,Business enterprises
المؤلف :Hager, Thomas,
الموضوع : Chemists,Nitrogen fertilizers,Technological innovations