↑Palmer, M and Finlay, V. (2003) Faith in Conservation; New Approaches to Religions and the Environment, Washington DC, The World Bank.
↑Elizabeth Breuilly, Martin Palmer, Joanne O'Brien, Martin E. Marty (2005) Religions of the World: The Illustrated Guide to Origins, Beliefs, Traditions & Festivals, Transedition Limited and Fernleigh Books Limited
↑Breuilly, E. and Palmer, M. (1993) Sainsbury's Religions of the World. Londres: Harper Collins