D & B regional business directories.
Dun & Bradstreet International.
High Wycombe : Dun & Bradstreet,
1995.
Industries
Business enterprises
D & B regional directories. The West Midlands area
D & B business register. Shropshire, Hereford & Worcester, Gloucestershire
D & B business register. West Midlands, Warwickshire
D & B business register. Birmingham