APA (7 वां संस्करण) प्रशस्ति पत्र
Brownell, P. (2014). Spiritual competency in psychotherapy. Springer Publishing Company.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Brownell, Philip. Spiritual Competency in Psychotherapy. New York, New York: Springer Publishing Company, 2014.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Brownell, Philip. Spiritual Competency in Psychotherapy. Springer Publishing Company, 2014.
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