Schumacher, H. C. (1938). The adolescent, his development and his major problems. The Catholic conference on family life.
Chicago-referens (17:e uppl.)Schumacher, Henry Cyril. The Adolescent, His Development and His Major Problems. Washington, D.C.: The Catholic conference on family life, 1938.
MLA-referens (8:e uppl.)Schumacher, Henry Cyril. The Adolescent, His Development and His Major Problems. The Catholic conference on family life, 1938.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.