TY  - BOOK
AU  - Iqbal,M.A.
AU  - Wilson,T.K.
AU  - Thomas,R.J.
ED  - Atkins Research and Development
TI  - The control of noise in ventilation systems: a designers' guide 
SN  - 041911050X
PY  - 1977///
CY  - London
PB  - E & FN Spon
KW  - Ventilation
KW  - Noise control
N1  - Bibliography : p. 103
ER  -