TY  - BOOK
AU  - Mackenzie-Kennedy C
TI  - District heating thermal generation and distribution : A practical guide to centralised generation and distribution of hear services
T2  - international series in heating , ventilation and refrigration; 13
U1  - C4:1, L9 
PY  - 1979///
CY  - Oxford
PB  - Pergamon press        
ER  -