TY  - GEN
AU  - Fry, Edward Bernard, 1925-
TI  - Teaching machines and programmed instriction; an introduction
U1  - 371.39 
PY  - 1963///
CY  - New York
PB  - McGraw Hill
KW  - Teaching machines
KW  - Education Objectives
KW  - Programming
KW  - Industrials
KW  - Programmed Instruction
N1  - p. 185-194
ER  -