TY  - BOOK
AU  - Leggat, Robert
AU  - Bateman, Jacqueline 
ED  - National Committee for Audio-Visual Aids in Education
TI  - Lights please! : using projectors in the classroom
U1  - 371.33522 L513l 
PY  - 1972///
CY  - London
PB  - National committee for audio-visual aids in education. Fairhazel Gardens
KW  - Projectors -- Classroom
KW  - Teaching Aids and devices
KW  - Instructional materials
ER  -