TY  - BOOK
AU  - Chakrabartti, Pradip Kumar and Chowdhury, Satyabrata 
TI  - Waves and acoustics 
SN  - 8173810338
U1  - 621.314 CHA  
PY  - 2010///
CY  - New Central book agency 
PB  - New Delhi 
KW  - FIELD THEORY / ELECTROMEGNETIC WAVES
ER  -