TY  - BOOK
AU  - Singh, M.S.   
TI  - Environmental education
SN  - 9788184350791
U1  - 333.707 
PY  - 2007///
CY  - New Delhi 
PB  - Adhyayan Publishers & Distributors
KW  - Environmental education
N1  - Includes bibliographical references and index
ER  -