TY  - BOOK
AU  - Hays,Robert T.
TI  - The science of learning: a systems theory approach 
SN  - 9789383803057
U1  - 153.15011 23
PY  - 2015///
CY  - New Delhi
PB  - Overseas Press (India)
KW  - Learning, psychology of
N1  - Includes bibliographical references and index
ER  -