David B Barrett, George T Kurian, & Todd M Johnson. (2001). World christian encyclopaedia: A comparative survey of churches and religions in the modern world (v.2) (2nd ed.). Oxford University Press.

David B Barrett, George T Kurian, and Todd M Johnson. World Christian Encyclopaedia: A Comparative Survey of Churches and Religions in the Modern World (v.2). 2nd ed. Oxford: Oxford University Press, 2001.

David B Barrett, et al. World Christian Encyclopaedia: A Comparative Survey of Churches and Religions in the Modern World (v.2). 2nd ed. Oxford University Press, 2001.