References
- SHEPHERD, K. (2002) Development of behaviour, social behaviour and communication in dogs. Chapter 2. In: BSAVA Manual of Canine and Feline Behavioural Medicine (Eds) Horwitz, D., Mills, D. and Heath, S. pp 8–20. BSAVA Publications, Gloucester.
- DEHASSE, J. (1994) Sensory, emotional and social development of the young dog. Bulletin of Veterinary Clinical Ethology 2 (1–2), pp 6–29.
- BOWEN, J. and HEATH, S. (2005) Behavioural Problems in Small Animals: Practical Advice for the Veterinary Team. Elsevier.