TY - BOOK AU - Hartley,James TI - Designing instructional text SN - 0893972185 U1 - 070.52 HAR PY - 1985/// CY - London PB - Kogan Page KW - Textbooks KW - Authorship KW - Teaching KW - Aids and devices KW - Printing KW - Style manuals N1 - Includes Bibliography N2 - This is a practical guide for teachers and trainers who are responsible for designing and writing instructional material. Focusing on layout and the visual presentation of text, the author of this work uses "before and after" formats to illustrate the importance of clarity, structure and emphasis ER -