H. Goddard: Feeblemindedness. Its causes and consequences. Macmillan 1914. L. Kanner: History of the care and study of the mentally retarded. Thomas, Springfield 1964. D. Smith: Minds made feeble. The myth and legacy of the Kallikaks. Aspen 1985. 4475 Ronald Taylor/Les Sternberg: Exceptional children. Springer 1989, 400p. ISBN 3-540-96913-6. For the most of its content this book is about children with various diabilities, chapter 9 deals with gifted and talented students. M. Will: Educating children with learning problems. A shared responsibility. Exceptional Children 52 (1986), 411-416.