TY  - BOOK
AU  - Humphrey, George
ED  - 
TI  - Nature of Learning: In Its Relation To The Living System
U1  - 154.4 Hum/Nat 
PY  - 1933///
CY  - London
PB  - Kegan Paul
KW  - Subconscious & Altered States
N1  - B
ER  -