Book

Morton, J. ORCID: 0000-0002-8013-5794 , Matthewman, R. and Barton, D. (1997) Livestock production extension: Issues, case studies and policy options. NRI Socio-economic Series, 12 . Natural Resources Institute, Chatham, UK. ISBN 085954480X

Barton, D. (1994) Indigenous agroforestry in Latin America: A blueprint for sustainable agriculture? NRI Socio-economic Series, 6 . Natural Resources Institute, Chatham, UK. ISBN 0859543730