Folkenberg, R. (2002). Health for the harvest. North American Division Evangelism Institute.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रFolkenberg, Robert. Health for the Harvest. Berrien Springs, MI: North American Division Evangelism Institute, 2002.
एमएलए (9वां संस्करण) प्रशस्ति पत्रFolkenberg, Robert. Health for the Harvest. North American Division Evangelism Institute, 2002.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.