TY  - BOOK
TI  -  Flannel graph, magnetic board & plastigraph as aids to teaching and training
U1  -  Pam 371.335 OVE 
PY  - 1967///
CY  -  London : 
PB  -  Tavistock House, 
KW  -  Audio-visual education
KW  -  Teaching aids
ER  -