TY  - BOOK
ED  - National Research Development Corporation                                                                                                                                                                                                                      . 
TI  - Appropriate technology from NRDC of India, Vol 1 / 
U1  - 338.927 
PY  - 1982///
CY  - India : 
PB  - National Research Development Corporation , 
N1  - **Reference
ER  -