APA-viite (7. p.)
Brownell, P. (2014). Spiritual competency in psychotherapy. Springer Publishing Company.
Chicago-viite (17. p.)
Brownell, Philip. Spiritual Competency in Psychotherapy. New York, New York: Springer Publishing Company, 2014.
MLA-viite (9. p.)
Brownell, Philip. Spiritual Competency in Psychotherapy. Springer Publishing Company, 2014.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.