Tunnel ventilation, lighting, and operation / 
Transportation Research Board, National Research Council. 
 - Washington, D.C. :  National Academy of Sciences,  1982 [i.e. 1983]. 
 - iv, 21 p. :  ill. ;  28 cm. 
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<br/><br/><label>ISBN: </label>0309034701 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Tunnels--Lighting.<br/>Tunnels--Ventilation.<br/>Tunnels.
<br/><br/><label>Dewey Class. No.: </label>624.193  / TUN