Cita APA (7th ed.)
Inter-Varsity Christian Fellowship, Bryant, D., & Kyle, J. E. (1984). The Unfinished task. Regal Books.
Cita Chicago (17th ed.)
Inter-Varsity Christian Fellowship, David Bryant, i John E. Kyle. The Unfinished Task. Ventura, Calif., U.S.A.: Regal Books, 1984.
Cita MLA (9th ed.)
Inter-Varsity Christian Fellowship, et al. The Unfinished Task. Regal Books, 1984.
Atenció: Aquestes cites poden no estar 100% correctes.