TY - BOOK ED - United States. TI - Analysis experimental studies and evaluation of control measures for air flow and air quality on and near highways U1 - 388.1 PY - 1981///- CY - Washington, D.C. PB - Federal Highway Administration KW - Highways KW - Roads KW - transportation services N1 - Library has v.3; Vol.3 User's manual for FHWA data base and retrieval programs ER -