000
00292nam a2200121Ia 4500
008
191031s9999 xx 000 0 und d
100
_a
Seliger (H.H) and MCEbroy (W.D)
245
0
_a
Light : Physical and biological action
260
_b
AP
260
_c
1965
365
_b
216
942
_c
BK
999
_c
209447
_d
209447