Viertel, W. E. (1973). Early church growth. Carib Baptist.
Cita Chicago (17th ed.)Viertel, Weldon E. Early Church Growth. Carib Baptist, 1973.
Cita MLA (9th ed.)Viertel, Weldon E. Early Church Growth. Carib Baptist, 1973.
Atenció: Aquestes cites poden no estar 100% correctes.