000 00274nam a22001097a 4500
082 _a621.366 LEN'L
100 _aLENGYEL, BELE A
_980306
245 _aLASERS GENERATION OF LIGTH BY STIMULATED EMISSION
260 _aNEWYORK
_bJOHN WILEY
_c1962
300 _a125P
942 _cBK
999 _c585255
_d585255