TY  - BOOK
AU  - Davis,Langdon,and Everest (Firm).
TI  - Spon's Mechanical and electrical services price book 1990
SN  - 0419149902
U1  - REF TH/6010 
PY  - 1990///
CY  - London
PB  - E. & F. N. Spon
KW  - Buildings -- Electric equipment -- Estimates -- Great Britain -- Periodicals.
KW  - Buildings -- Mechanical equipment -- Estimates -- Great Britain -- Periodicals.
N1  - Notes Registration No: 18100 (1al)
ER  -