APA (7 वां संस्करण) प्रशस्ति पत्र
Toon, P. (1991). Meditating as a Christian. Collins Religious Division.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Toon, Peter. Meditating as a Christian. Great Britain: Collins Religious Division, 1991.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Toon, Peter. Meditating as a Christian. Collins Religious Division, 1991.
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