00753cam a2200205 4500 97662849 TxAuBib 20120322120000.0 900312s1990||||||||||||||||||||||||eng|u 90000404 9780553349689 $9.95 ($12.95 Can.) 0553349686 $9.95 ($12.95 Can.) DLC DLC DLC TxAuBib Moss, Robert A., M.D. Why Johnny can't concentrate : coping with attention deficit problems / Robert A. Moss with Helen Huff Dunlap. New York : Bantam Books, 1990. xi, 225 p. ; 21 cm. Includes bibliographical references (p. 203-215) and index. Attention-deficit hyperactivity disorder Popular works. Dunlap, Helen Huff.