1992 - The Edy Course Behavioural Teaching for Children and Adults Who Have Severe Learning Difficulties/trainee Workbook (Paperback) ISBN-13: 9780719035210 ISBN-10: 071903521X Genre: Nonfiction ? 1981 - Training Staff in Behavioural Methods Instructors' Handbook the Edy Inservice Course for Mental Handicap Practitioners (Hardcover) ISBN-13: 9780719008450 ISBN-10: 071900845X ? Edy Instructor's Handbook Teaching People with Severe Learning Difficulties (Paperback) ISBN-13: 9780719035227 ISBN-10: 0719035228 Genre: Science & Math ? |