Schwan, M., Bergan, J. S., & Campbell, D. P. (1980). Peace: A guide for prayer. Center for Christian Renewal.
Chicago Style (17th ed.) CitationSchwan, Marie, Jacqueline Syrup Bergan, i Donna Pierce Campbell. Peace: A Guide for Prayer. Crookston, MN: Center for Christian Renewal, 1980.
Cita MLASchwan, Marie, et al. Peace: A Guide for Prayer. Center for Christian Renewal, 1980.
Atenció: Aquestes cites poden no estar 100% correctes.