Miller, P. M. (1958). Group Dynamicx in evangelism. Herald Press.
Cita Chicago (17th ed.)Miller, Paul M. Group Dynamicx in Evangelism. Herald Press, 1958.
Cita MLA (9th ed.)Miller, Paul M. Group Dynamicx in Evangelism. Herald Press, 1958.
Atenció: Aquestes cites poden no estar 100% correctes.