RRIS subject terms and frequency count
By: Railroad Research Information Service.
Contributors: National Research Council (U.S.). Urban Mass Transportation Research Information Service.
Publisher: Transportation Research Board, National Academy of Sciences
Published: 1981
Place of publication: Washington, D.C
Language: eng
Number of pages: 123
Subjects: Railroads -- Research -- Information service -- United States; Railroads -- Research -- United States -- Terminology
Notes: On cover: "Literature search".

On cover: "Urban Mass Transportation Research Information Service".