Schumacher, H. C. (1938). The adolescent, his development and his major problems. The Catholic conference on family life.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSchumacher, Henry Cyril. The Adolescent, His Development and His Major Problems. Washington, D.C.: The Catholic conference on family life, 1938.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSchumacher, Henry Cyril. The Adolescent, His Development and His Major Problems. The Catholic conference on family life, 1938.
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