by
Langley, Graham
Author
Langley, Graham
Format:
Call Number
TK5101.L38 1993
Edition
4th ed.
Publisher
Pitman Pub.,
Publication Date
1993
ISBN
9780272601570
Holds:
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by
Langley, Graham
Author
Langley, Graham
Format:
Call Number
TK5101.L38 1986
Edition
2nd ed
Publisher
Pitman,
Publication Date
1986
ISBN
9780273024781
Holds:
Copies:
by
Langley, Graham
Author
Langley, Graham
Format:
Call Number
TK5102.L36 1986 r
Edition
2nd ed
Publisher
Telephony,
Publication Date
1986
ISBN
9780917845048
Holds:
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by
Langley, Graham
Author
Langley, Graham
Format:
Call Number
TK5101.L38 1983
Publisher
Pitman,
Publication Date
1983
ISBN
9780273019800
Holds:
Copies: