Clubb, R. & Mason, G. (2002) A Review of the welfare of zoo elephants in Europe. A report commissioned by the Royal Society for the Prevention of Cruelty to Animals, UK.303pp.
Clubb, R. & Mason, G. (2002) A Review of the welfare of zoo elephants in Europe. A report commissioned by the Royal Society for the Prevention of Cruelty to Animals, UK.303pp.