TY  - BOOK
ED  - Proceedings of a conference held at NASA Lewis Research Center
ED  - National Aerautics and Space Administration
TI  - General aviation propulsion: proceedings of a conference held at NASA Lewis Research Center Cleveland, Ohio , November 28-29, 1979
U1  - 363.741 
PY  - 1980///
CY  - Washington, D.C.
PB  - United States Government Printing Office
KW  - Traffic noise
KW  - Environmental aspects
KW  - Environmentalism
N1  - NASA conference publication 2126
ER  -