Summers, S. (1969). Secular films and the church's ministry. Seabury Press.
Chicago-viite (17. p.)Summers, Stanford. Secular Films and the Church's Ministry. New York: Seabury Press, 1969.
MLA-viite (8. p.)Summers, Stanford. Secular Films and the Church's Ministry. Seabury Press, 1969.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.