000
00265 a2200097 4500
008
190226b xxu||||| |||| 00| 0
245
_a
Handbook on the international exchange of publications /
_c
UNESCO
260
_a
London
_b
UNESCO
_c
1950
300
_a
265p.
942
_2
ddc
_c
BK
999
_c
9207
_d
9207