000
00268cam a22000977a 4500
008
180718b1958 xxu||||| |||| 00| 0 eng d
082
_a
W8x42 Un3
245
_a
Telephone policy: the next steps
260
_a
London
_b
Her Majesty's Stationery Office
_c
1958
300
_a
16+p.
999
_c
425047
_d
425047