Bonhoeffer, Dietrich (1927), Sanctorum Communio: A Dogmatic Enquiry in the Sociology of the Church, English translation, 1963 (London: Collins).
2.
Brierley, Peter (1998), Future Church: A Global Analysis of the Christian Community to the Year 2010 (London: Christian Research & Monarch).
3.
Gibbs, Eddie (1993), Winning Them Back: Tackling the Problem of Nominal Christianity (Herts: Monarch).
4.
Gibbs, Eddie (1998), ‘Introduction and Literature Review’, in Lausanne Consultation on Nominalism, They Call Themselves Christian, December 1998, pp. 10–26. Lausanne Consultation on Nominalism (1998), They Call Themselves Christian, December.
5.
Schwarz, Christian A. (1996), Natural Church Development (Beds: British Church Growth Association).
6.
Stark, Rodney and Glock, Charles Y. (1968), American Piety: The Nature of Religious Commitment (Berkeley, CA: University of California Press).
