TY  - BOOK
AU  - Balasubramanian R.
AU  - Balakrishnan K.
AU  - Sivasubramanian K.
TI  - Principles and Practices of Organic Farming
SN  - 9789381226674
U1  - 631.584. 
PY  - 2013///
CY  - Delhi
PB  - Satish Serial Publishing House 
ER  -