000 00434pam a2200157a 44500
008 160408b1977 xxu||||| |||| 00| 0 eng d
082 _a697.92
_bIq1c
100 _aIqbal, M. A.
245 1 _aCONTROL OF NOISE IN VENTILATION SYSTEMS
_cA DESIGNER'S GUIDE
260 _aLondon
_bE. & F. N. Spon
_c1977
300 _a107
650 _aVentilation -- Noise Control
700 _aThomas, R. J.
964 _gCIRC
997 _aA51806 C
999 _c302271
_d302271