APA-referens (7:e uppl.)

Wacker, G. (2001). Heaven below: Early Pentecostals and American culture. Harvard University Press.

Chicago-referens (17:e uppl.)

Wacker, Grant. Heaven Below: Early Pentecostals and American Culture. Cambridge, MA: Harvard University Press, 2001.

MLA-referens (9:e uppl.)

Wacker, Grant. Heaven Below: Early Pentecostals and American Culture. Harvard University Press, 2001.