APA (7 वां संस्करण) प्रशस्ति पत्र
(2000). Down - to - earth Christianity: A manual for relief and development workers, missionaries, pastors and all Christian interested in caring for God's creation. AERD.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Down - to - Earth Christianity: A Manual for Relief and Development Workers, Missionaries, Pastors and All Christian Interested in Caring for God's Creation. Wynnewood, PA.: AERD, 2000.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Down - to - Earth Christianity: A Manual for Relief and Development Workers, Missionaries, Pastors and All Christian Interested in Caring for God's Creation. AERD, 2000.
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