Matthew Steel, -LRB- 2005 -RRB-, Pentecostalism in Zambia : Power, Authority and the Overcomers, MSc Dissertation - an examination of the growth and effects of Pentecostalism on development, University of Wales Grant Wacker, -LRB- 2001 -RRB-, Heaven Below : Early Pentecostals and American Culture, Harvard University Press, Cambridge, MA - An academic history of early Pentecostalism.
Grant Wacker, -LRB- 2001 -RRB-, Heaven Below : Early Pentecostals and American Culture, Harvard University Press, Cambridge, MA - An academic history of early Pentecostalism.