War of Don Emmanuel's Nether Parts, Paperback by De Bernieres, Louis, ISBN 0749391308, ISBN-13 9780749391300, Like New Used, Free P&P in the UK

When the spoilt and haughty Dona Constanza tries to divert a river to fill her swimming pool, she starts a running battle with the locals. Thus they plan to head for the mountains and start a new and convivial civilisation.