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Apart from the register of addresses, we herewith present a listing of 57 national, regional 0r international information centres (in the widest sense of the word). A short description is given, including any services rendered. This list is only a small selection of institutions. More addresses and descriptions can be found in other publications that are listed at the end of this directory lf you are operating a documentation centre in the field of LEISA, as a principal activity or even asideiine, and if you are willing and able to respond ro requests on sustainable agriculture issues in your region, please write to us, so we can include your information in the next version of our register.