APA (7 वां संस्करण) प्रशस्ति पत्र
Koenig, H. G. (2011). Spirituality & health research: Methods, measurements, statistics, and resources. Templeton Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Koenig, Harold G. Spirituality & Health Research: Methods, Measurements, Statistics, and Resources. West Conshohocken, Pa.: Templeton Press, 2011.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Koenig, Harold G. Spirituality & Health Research: Methods, Measurements, Statistics, and Resources. Templeton Press, 2011.
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