TY  - BOOK
AU  - 
AU  - Deka,Akhil Kumar
ED  - India.
TI  - Nature: knowing by doing 
U1  - 372.357044 23rd ed.
PY  - 2004///
CY  - Guwahati
PB  - Assam Science Society
KW  - Environmental sciences
KW  - Study and teaching
KW  - Nature study
KW  - Human ecology
ER  -