TY  - BOOK
AU  - Thyagarajan,K .
AU  - Ghatak,A K  .
TI  - Lasers : theory and applications / 
SN  - 9780333904466
U1  - 621.366 
PY  - 1987///
CY  - Delhi : 
PB  - Macmillan , 
KW  - LASERS
N1  - Includes index
ER  -