TY  - BOOK
AU  - Dorsett,Loyd G.
TI  - Audio-visual teaching machines
SN  - 0877780099
AV  - LB1028.5 .D67
U1  - 371.39/445 
PY  - 1971///]
CY  - Englewood Cliffs, N.J.
PB  - Educational Technology Publications
KW  - Teaching machines
KW  - Local
KW  - Audiovisual education
ER  -