Barnes, D. L. (1966). Psychological considerations in religious education. Ball State University.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBarnes, Donald L. Psychological Considerations in Religious Education. Muncie, Ind.: Ball State University, 1966.
एमएलए (8वां संस्करण) प्रशस्ति पत्रBarnes, Donald L. Psychological Considerations in Religious Education. Ball State University, 1966.
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