Mangal, S. K. and Mangal, Uma <br/><br/>
Audio Visual Education 

 - New Delhi  Arya Book Depot 
<br/><br/> Contents <br/>1. Audio-Visual Education  - Meaning  Needs and Importance <br/>2. Audio-Visual Aids  - Meaning and Types <br/>3.Graphic Aids <br/>4. Display Boards <br/>5. Three Dimensional  Aids <br/>6. Audio-Visual Equipments <br/>7. Preparation of Audio-Visual Aid Material <br/>8. Audio-Visual Library <br/>9. Audio-Visual Museum <br/>10. Audio-Visual Exhibition