Description
Note:Imprint varies: Cambridge, MA, <Dec. 1984/1985>-198 , Jan. 1989/1988-19 ; Washington, DC, 198 -Dec. 1987/1988, <Mar. 1990/1989->
Description based on: Dec. 1984/1985 and 12 months ended Dec. 31; title from cover.
Microform.
Call Number:TD 12.15/2:
Publication Frequency:Monthly.
ISSN:0898-2902
Indexed By:
American statistics index 0091-1658.
Reproduction Note:
Microfiche. <Dec. 1987/1988-> Washington, D.C. : Supt. of Docs., U.S. G.P.O. microfiches : negative.
Issuing Body Note:
Vols. for <Dec. 1984/1985>-198 , Jan. 1989/1988-19 issued by: U.S. Dept. of Transportation, Research and Special Programs Administration, Transportation Systems Center, Center for Transportation Information; 198 -Dec. 1987/1988, <Mar. 1990/1989>-Oct. 1990/1989 by: U.S. Dept. of Transportation, Research and Special Programs Administration, Office of Aviation Information Management; Nov. 1990/1989- by: U.S. Dept. of Transportation, Research and Special Programs Administration, Office of Airline Statistics.