There are lots of books about permaculture, from beginner's guides to in-depth manuals.
The publishers of Permaculture magazine sell a great selection of permaculture books and dvds along with other useful and practical tools and equipment.
The entire back catalogue of Permaculture magazine is available as downloadable pdfs- a wonderful resource.
The Sustainability Centre, East Meon, Hampshire, GU32 1HR.
Tel: 01730 823311
Specialist books providing practical solutions to environmental problems, including permaculture titles.
Mulberry House, 19 Maple Grove, Bath, BA2 3AF.
Tel: 01225 484 472
The following books are all available in English.