APA (7th ed.) Citation

Lewis, R. (1990). How to write flexible learning materials : a brief practical guide: A brief practical guide. National Council for Educational Technology.

Chicago Style (17th ed.) Citation

Lewis, Roger. How to Write Flexible Learning Materials : A Brief Practical Guide: A Brief Practical Guide. Coventry: National Council for Educational Technology, 1990.

MLA (9th ed.) Citation

Lewis, Roger. How to Write Flexible Learning Materials : A Brief Practical Guide: A Brief Practical Guide. National Council for Educational Technology, 1990.

Warning: These citations may not always be 100% accurate.