1. PMFA Pet population 2017 2017 http://www.pfma.org.uk/pet-population-2017
2. Department for Transport The highway code 2017 https://www.gov.uk/browse/driving/highway-code-road-safety
3. The Kennel Club Road travel with your gog 2017 https://www.thekennelclub.org.uk/media/8297/roadtravel.pdf
4. RSPCA Transporting dogs in cars 2014 https://www.rspca.org.uk/adviceandwelfare/pets/dogs/health
5. RAC One in four motorists “break the law” by not restraining their dogs in the car 2014 https://www.rac.co.uk/press-centre/press-releases/one-in-four-motorists-break-the-law-by-not-restra