TY  - BOOK
AU  - Davis Longdon and Everest
TI  - Spon's mechanical and electrical services price book 1989 / 
U1  - 697 
PY  - 1988///
CY  - London : 
PB  - E. & F. N. Spon, 
KW  - Heating
KW  - Estimates
KW  - Great Britain
KW  - Air conditioning
ER  -