TY  - BOOK
AU  - Perera,H.S.
TI  - The psychology of learning and teaching: a new contribution to the subject in the form of a three-phase theory 
U1  - 370.15 
PY  - 1938///
CY  - London
PB  - Oxford University Press
KW  - Educational psychology
KW  - Teaching
KW  - Psychological aspects
N1  - Includes index
ER  -