1. Minimization opportunities environmental diagnosis, MOED;Ministry of Environment of Spain, Center for Cleaner Production Initiatives, RAC/CP,2000
2. Cleaner production assessment in meat processing;UNEP, Danish Environmental Protection Agency, Danish Ministry of Environment and Energy,2000
3. Standard methods for the examination of water and wastewater;APHA,1995
4. Official gazette of federation BiH no 48/98. Rulebook on types, methods and scope of measurement and analysis of used water, discharged wastewater and material taken from the water courses,1998
5. Pollution prevention and abatement handbook – part II implementing cleaner production;UNEP/ICC/FIDIC,1995