TY  - BOOK
AU  - eFkqjs'k uUnu dqyJs B
TI  - COIL
U1  - GN635.977C832C 
PY  - 1960///
CY  - NEW DELHI
PB  - COUNCIL OF SCIENTIFIC & INDUSTRIAL
KW  - COIL
N1  - INT.BOOK
ER  -