| Type |  Book |
| ชื่อเรื่อง | Air pollution control in transport engines / a symposium arranged by the Automobile Division and the Combustion Engines Group of the Institution of Mechanical Engineers, 9th-11th November 1971 |
| พิมพลักษณ์ | London : Institution of Mechanical Engineers, 1972 |
| รูปเล่ม | viii, 376 p. : ill |
| หัวเรื่อง | Air --Pollution --Congresses [] |
| | Automobiles --Motors --Exhaust gas --Congresses [] |
| | Internal combustion engines --Congresses [] |