Sheepdog Training and Trials : A Complete Guide for Border Collie Handlers and Enthusiasts, Hardcover by Vyas, Nij; Duke of Devonshire, Chatsworth (FRW), ISBN 1847971903, ISBN-13 9781847971906, Brand New, Free shipping in the US

Describes different ways of training sheepdogs and addresses a number of subjects such as working with sensitive dogs and dogs lacking in confidence, the 'square movement', and the 'concept of opposites'.