Barrett, D. B. (1987). Evangelize!: A historical survey of the concept. New Hope.
Cita Chicago (17th ed.)Barrett, David B. Evangelize!: A Historical Survey of the Concept. Birmingham, Ala.: New Hope, 1987.
Cita MLA (9th ed.)Barrett, David B. Evangelize!: A Historical Survey of the Concept. New Hope, 1987.
Atenció: Aquestes cites poden no estar 100% correctes.