TY  - BOOK
AU  - Hilgard, Ernest R.
AU  - Richey, Herman G. 
TI  - Theories of learning and instruction /   
U1  - 370.5 NAT 
PY  - 1964///
CY  - Chicago : 
PB  - Chicago Press, 
KW  - Learning and instruction
N1  - Includes index
ER  -