Cita APA (7a ed.)

Ephrem, S., & Brock, S. P. (1983). The Harp of the Spirit ((2nd enlarged edition).). Fellowship of St. Alban and St. Sergius.

Cita Chicago Style (17a ed.)

Ephrem, S., y Sebastian P. Brock. The Harp of the Spirit. (2nd enlarged edition). [s.ll.]: Fellowship of St. Alban and St. Sergius, 1983.

Cita MLA (9a ed.)

Ephrem, S., y Sebastian P. Brock. The Harp of the Spirit. (2nd enlarged edition). Fellowship of St. Alban and St. Sergius, 1983.