Knowles, G. E. (1981). How to help your church grow. Review and Herald.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रKnowles, George E. How to Help Your Church Grow. Review and Herald, 1981.
एमएलए (9वां संस्करण) प्रशस्ति पत्रKnowles, George E. How to Help Your Church Grow. Review and Herald, 1981.
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