TY  - BOOK
AU  - Bela A, Lengyel
TI  - Lasers
U1  - 535.2 
PY  - 1973///
CY  - NEW YORK
PB  - JOHN WILEY
KW  - GENERAL STACK
KW  - Natural Science
KW  - Light & infrared & ultraviolet phenomenaLazers
KW  - Physics
ER  -