Sadler, W. S. (1948). Adolescence problems: A handbook for physicians, parents, and teachers. Mosby.
Chicago-viite (17. p.)Sadler, William Samuel. Adolescence Problems: A Handbook for Physicians, Parents, and Teachers. St. Louis: Mosby, 1948.
MLA-viite (9. p.)Sadler, William Samuel. Adolescence Problems: A Handbook for Physicians, Parents, and Teachers. Mosby, 1948.
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